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#Astrophysics

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#Astrophysics Reel by @thequantumakash - Explanation 👇
For decades, astronomers believed a collision between the Milky Way and Andromeda was an absolute certainty. However, the latest resear
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@thequantumakash
Explanation 👇 For decades, astronomers believed a collision between the Milky Way and Andromeda was an absolute certainty. However, the latest research from 2025 and 2026 has shifted this view significantly. The Timeline: When will it happen? According to the most recent data from the Gaia spacecraft and Hubble Space Telescope, the timeline and certainty of the collision are as follows: • Original Prediction: A “head-on” collision in about 4 to 4.5 billion years. • Revised 2025/2026 View: Recent simulations suggest the collision is no longer a “sure thing.” There is now estimated to be a 50-50 chance of a collision occurring within the next 10 billion years. • If it happens: If the galaxies do merge, the process will take billions of years, eventually forming a new, giant elliptical galaxy often nicknamed “Milkomeda.” The “Why”: Gravitational Attraction The reason these two massive galaxies are moving toward each other is simple: Gravity. 1. Mutual Attraction: While the universe is expanding and pushing most galaxies away from each other, the Milky Way and Andromeda are part of the same “Local Group.” They are close enough (about 2.5 million light-years apart) that their mutual gravitational pull overcomes the expansion of space between them. 2. Radial Velocity: Andromeda is currently hurtling toward us at approximately 400,000 kilometers per hour (roughly 250,000 miles per hour). 3. The “Spoiler” Effect: The recent shift in certainty (the 50% chance) comes from better accounting for the gravitational influence of other nearby “satellite” galaxies, like the Large Magellanic Cloud and the Triangulum Galaxy. These smaller neighbors pull on both the Milky Way and Andromeda, which could potentially nudge them onto paths that lead to a near-miss rather than a direct hit. Follow @thequantumakash 🚀for more content #astrophysics #physics #quantumphysics #milkyway #blackholes
#Astrophysics Reel by @space.unseen.ig - Explanation 👇
It is a common misconception that the Sun is "burning" like a campfire or a candle. On Earth, fire is a chemical reaction called combus
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@space.unseen.ig
Explanation 👇 It is a common misconception that the Sun is “burning” like a campfire or a candle. On Earth, fire is a chemical reaction called combustion, which requires oxygen. In space, however, the Sun uses a completely different process that doesn’t need oxygen at all. The Sun is powered by nuclear fusion, not chemical combustion. In combustion, atoms rearrange themselves to form new molecules (like wood and oxygen turning into ash and smoke). In fusion, the centers of the atoms (nuclei) actually smash together to create entirely new elements. Instead of oxygen, the Sun uses its own massive gravity as “fuel” to start the reaction: • Extreme Pressure: The Sun is so massive that its gravity crushes its core with incredible force. • Extreme Heat: This pressure creates temperatures of about 15 million°C. • The Reaction: At these temperatures, hydrogen atoms move so fast that they overcome their natural urge to repel each other. They smash together and fuse to become helium. Mass Turning into Energy :- When those hydrogen atoms fuse into helium, the new helium atom actually weighs slightly less than the hydrogen atoms that made it. That “missing” mass isn’t gone; it is converted into a massive amount of energy (heat and light) according to Einstein’s famous equation #physics #sun #solarsystem #astrophysics #astrology #facts #spacefacts
#Astrophysics Reel by @sciencexplains - Carl Sagan believed every child begins life as a natural scientist filled with an instinctive sense of wonder and a hunger for discovery. He often poi
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@sciencexplains
Carl Sagan believed every child begins life as a natural scientist filled with an instinctive sense of wonder and a hunger for discovery. He often pointed out that children ask the most profound questions such as why the moon is round or why the grass is green because they are trying to understand the fundamental laws of the world. Sagan warned that this curiosity is often discouraged by adults who find these questions inconvenient or difficult to answer. He argued that instead of dismissing a childs inquisitiveness we should admit when we do not know an answer and encourage them to find it for themselves. By protecting that spark of curiosity we ensure that the next generation remains eager to explore the mysteries of the cosmos. #carlsagan #astrophysics #scienceeducation #cosmos #curiosity
#Astrophysics Reel by @astronoticx - Most people think black holes "pull" light like a vacuum.

That's not what's happening.

Black holes bend spacetime itself.

Light isn't being dragged
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Most people think black holes “pull” light like a vacuum. That’s not what’s happening. Black holes bend spacetime itself. Light isn’t being dragged — the path it travels on is curved. When space bends, even light has no choice but to follow. It’s wild to think the universe doesn’t just have rules… it reshapes the road everything has to travel on. #blackhole #spacetime #astronomy #spacefacts #cosmic #universe #astrophysics #science If spacetime can bend, what else about reality are we misunderstanding?
#Astrophysics Reel by @juiceditup - There's so much to learn😭 

@mackharrisonn 
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#college #physics #university #astrophysics
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@juiceditup
There’s so much to learn😭 @mackharrisonn - - #college #physics #university #astrophysics
#Astrophysics Reel by @astro_geets - Tired of having to explain this to ppl 😔 

#nasa #astronomy #astrophysics #physics #science #engineering #aerospace
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@astro_geets
Tired of having to explain this to ppl 😔 #nasa #astronomy #astrophysics #physics #science #engineering #aerospace
#Astrophysics Reel by @astronaut_from_mars - Most people think the Flat Earth debate is a joke, but for Professor Brian Cox, it's a direct threat to human progress.

The Earth isn't just "round";
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@astronaut_from_mars
Most people think the Flat Earth debate is a joke, but for Professor Brian Cox, it’s a direct threat to human progress. The Earth isn't just "round"; it’s an oblate spheroid shaped by the precise interaction of gravity and centrifugal force from its 1,000 mph rotation. When you look at the horizon, you aren't seeing an edge; you’re seeing the physical limit of the Earth’s curvature, which drops roughly 8 inches per mile squared. Believing in a flat plane requires a total rejection of the GPS satellites currently syncing your phone, the way shadows fall in different hemispheres, and the very laws of physics that allow planes to fly. Follow @astronaut_from_mars for more content like this to stay ahead of the curve. If the Earth were flat, gravity would pull you toward the center of the disk, making walking toward the "edge" feel like climbing an increasingly steep mountain. Reality isn't a matter of opinion—it's a matter of measurable data. Save this if you love learning things like this. Share this with someone who would find this fascinating. Does the rise of "anti-science" theories worry you for the future of space exploration? #astrophysics #briancox #cosmology #physicsfacts #sciencecommunication
#Astrophysics Reel by @thecosmicmind_101 - Brian Cox - British physicist and professor of particle physics.

In this explanation, he describes the scale of the observable universe - the part of
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@thecosmicmind_101
Brian Cox — British physicist and professor of particle physics. In this explanation, he describes the scale of the observable universe — the part of the universe we can actually see. Each dot in this map represents a galaxy, containing billions of stars. In total, there are an estimated 30,000 million million million stars in the observable universe. And yet, this is only a small portion of what may exist beyond what we can see. The idea is simple, but hard to grasp: the universe is far bigger than anything we can truly imagine. So the question is — if this is just the observable part… how big is everything else? #space #universe #astronomy #cosmos #science #briancox #galaxies #stars #astrophysics #spacefacts #universefacts #mindblowing #reels #explore #viral #spaceexploration
#Astrophysics Reel by @thequantumakash - Black hole, white hole, and wormhole thoughtfully crafted story: 

A black hole is like a hole in the middle of a swimming pool.

When it becomes acti
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@thequantumakash
Black hole, white hole, and wormhole thoughtfully crafted story: A black hole is like a hole in the middle of a swimming pool. When it becomes active, it pulls the fabric of space (like water) toward itself. Anything nearby - pebbles (matter) or light - gets swallowed along with it. According to some theories, whatever enters a black hole might come out somewhere else through a white hole - like an exit door. And the path that could connect a black hole and a white hole is called a wormhole a tunnel or passage where space and time are extremely distorted. When matter or light approaches a black hole, time slows down for it, while far away, time continues to move faster. So, a black hole isn’t just a hole of gravity it’s a twist in space, time, and reality itself Follow @thequantumakash for more #blackhole #wormhole #timetravel #physics #astrophysics
#Astrophysics Reel by @alchemist_kovalev - If you ever get lost in the Milky Way, this is how you find Earth.

Not by maps.
Not by constellations.
But by patterns that never forget.

Here's the
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@alchemist_kovalev
If you ever get lost in the Milky Way, this is how you find Earth. Not by maps. Not by constellations. But by patterns that never forget. Here’s the real cosmic navigation system: 1. Earth isn’t “near Orion’s Belt.” We orbit the galaxy inside the Orion Arm, a minor spiral branch — a quiet suburb of the Milky Way, far from violent galactic cores. 2. Our Sun completes one galactic year in ~225 million years. Dinosaurs lived halfway through the last lap. Civilization exists in a blink. 3. Pulsars are the galaxy’s GPS. They emit radio pulses with clock-like precision — some accurate to one billionth of a second. NASA already uses them to navigate spacecraft. 4. Hydrogen draws the map. The 21-cm hydrogen line reveals the invisible spiral structure of the galaxy — even through dust and darkness. 5. Earth’s address is encoded in motion. Our velocity relative to the cosmic microwave background is ~370 km/s. The universe knows exactly where we are. Fact that bends the mind: If Earth vanished today, the Milky Way wouldn’t “notice” for years — gravity and light both take time to inform the cosmos. Alchemy layer: Ancient alchemists believed true gold is not metal — it is orientation. To know where you are in the universe is already a form of awakening. Kovalev Alchemica: We don’t search for power. We remember coordinates — inside matter, inside body, inside mind. Follow @alchemist_kovalev If you feel that science is the modern language of initiation. #MilkyWay #CosmicNavigation #Astrophysics #HiddenStructure #UniverseMap AlchemyOfScience SpaceFacts DeepKnowledge SaveThis
#Astrophysics Reel by @ourthirdimension - Not just a daughter looking at her mother.🌎

Christina Koch, a mission specialist on NASA's Artemis II mission, made history as the first woman to tr
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@ourthirdimension
Not just a daughter looking at her mother.🌎 Christina Koch, a mission specialist on NASA’s Artemis II mission, made history as the first woman to travel beyond Earth orbit toward the far side of the Moon. From 2019 to 2020, she spent 328 days aboard the International Space Station, where she took part in the first all-female spacewalk. Her journey reflects resilience, determination, and progress. Today, she stands as a powerful symbol of what is possible, inspiring a new generation of women to pursue careers in science, exploration, and beyond. Comment 🙌 if you read the caption! Tag a friend who needs to see this!:) ————————————————————— 👉Follow @ourthirdimension 👈 👉Follow @ourthirdimension 👈 For content beyond this earth 🌍 ————————————————————— Credit @nasa @nasaartemis @astro_christina
#Astrophysics Reel by @sciencexplains - Neil deGrasse Tyson explains that the sun emits all colors of the visible spectrum at once which our eyes perceive as white light The only reason it l
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@sciencexplains
Neil deGrasse Tyson explains that the sun emits all colors of the visible spectrum at once which our eyes perceive as white light The only reason it looks yellow to us is because of Earths atmosphere As sunlight hits our air the blue and violet wavelengths get scattered away which is why the sky looks blue and the sun looks slightly yellow from our perspective If you were standing in the vacuum of space looking at the sun without the atmosphere getting in the way it would be a brilliant blinding white This means every sunset and golden hour we see is just a beautiful atmospheric filter on a white star #neildegrassetyson #astrophysics #solarsystem #sciencefacts #astronomy

✨ #Astrophysics発見ガイド

Instagramには#Astrophysicsの下に6.2 million件の投稿があり、プラットフォームで最も活気のあるビジュアルエコシステムの1つを作り出しています。

Instagramの膨大な#Astrophysicsコレクションには、今日最も魅力的な動画が掲載されています。@space.unseen.ig, @alchemist_kovalev and @thequantumakashや他のクリエイティブなプロデューサーからのコンテンツは、世界中で6.2 million件の投稿に達しました。

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