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CACan we Reach Proxima Centauri B?
#reels #nasa #science #astronomy #space #universe #facts #exoplanet
@caesarcreates
#Proxima Centauri B
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WHWhat would happen if you landed on Proxima Centauri b? 🤯 Watch our latest video to find out! #WhatIf #SciFi #Exoplanet #Space #SpaceExploration
@whatif.show
6.2K
REEvery telescope is a time machine.
Light from distant stars takes years,
sometimes millions or billions of years,
to reach us.
When we look at Proxima Centauri,
we’re seeing it as it was 4.2 years ago.
The farther we look into space,
the deeper we look into the past.
Some galaxies we observe today
no longer even exist.
To look into the universe
is to watch history written in light. 🌌✨
#timemachine #astronomy #spacefacts #ProximaCentauriB #cosmicperspective
@realanandsrivastav
212.5K
ASDid JWST detect City Lights on Proxima B? No. The rumor is back though! #space #astronomy #nasa #aliens
@astro.alexandra
492
INThis is Proxima Centauri b —
Proxima Centauri b — the closest Earth-like world, orbiting a red dwarf star… Could this be humanity’s future home?
#space #exoplanets #proximacentauri #sciencefacts #universe #astronomy
@infobernz_2
247.3K
IDBeredar gambar yang seolah menunjukkan cahaya kota di Proxima Centauri b, planet terdekat di luar Tata Surya, berjarak sekitar 4,24 tahun cahaya dari Bumi. Tapi faktanya, hingga saat ini belum ada teleskop yang mampu memotret permukaan Proxima Centauri b, apalagi mendeteksi cahaya buatan seperti lampu kota.
Cahaya kota, jika ada, akan sangat redup dan tertutup oleh silau bintang induknya, Proxima Centauri. Gambar-gambar yang beredar biasanya adalah ilustrasi artistik atau visualisasi sains, bukan foto nyata. Meski begitu, para ilmuwan memang sedang meneliti kemungkinan mendeteksi technosignature, tanda teknologi peradaban alien di masa depan, dengan teleskop generasi berikutnya.
Jadi, ini bukan bukti alien, tapi hanya gambaran sejauh mana rasa ingin tahu manusia menjangkau alam semesta.
#reels #proximacentaurib #eksoplanet #astronomi #sains #antariksa #alien #technosignature #alamsemesta #space #ufo #faktadunia
@id.spacez
183.7K
AAThis proposal is known as the Chrysalis Project, a theoretical "generation ship" concept that won the top prize in the Project Hyperion Design Competition.
The project brings together experts in astrophysics, engineering, architecture, and sociology to explore the heavy logistical and psychological demands of multi-century deep-space travel.
🚀 Key Mission Details
The Destination: Proxima Centauri b, an Earth-sized exoplanet orbiting within the habitable zone of the red dwarf star Proxima Centauri.
The Distance: Roughly 25 trillion miles (4.24 light-years).
The Duration: About 400 years of continuous travel cruising at roughly 10% the speed of light.
The "Generation" Aspect: Because the voyage takes centuries, the original crew will pass away on the ship; only their descendants will actually arrive at the target planet.
🛰️ The Craft's Architecture
Physical Scale: Stretching a massive 36 miles (58 kilometers) in length.
Layout Structure: Built in a series of concentric layers resembling a Russian nesting doll.
Artificial Gravity: The giant cigar-shaped outer hulls would spin constantly to generate centrifugal force, simulating Earth's pull so passengers can walk normally.
Closed Ecosystem: It would feature entirely self-sustaining loops to recycle air, water, and waste, housing everything from boreal forests and agricultural zones to schools and hospitals.
Major Hurdles Facing Construction
Nuclear Fusion: The craft relies on theoretical helium-3 and deuterium fusion engines for propulsion and power, which do not yet exist.
Population Control: To protect strict resource balances, the crew size would be tightly managed via birth planning to avoid overpopulation.
Isolation Prep: Designers proposed that the very first launch generation would train by spending 70 to 80 years isolated in Antarctica to verify they can survive a sealed environment.
CREDIT:NASA
@aarti.aghariya
615.0K
SPProxima Centauri b: Life on the Terminator
We journey 4.24 light-years to our nearest stellar neighbor, the red dwarf Proxima Centauri, and its famous exoplanet, Proxima Centauri b.
This world is defined by an extreme state known as Tidal Locking. It does not rotate relative to its star; one side is locked in eternal day, the other in eternal night.
This creates three distinct, bizarre environments:
The Dayside: A static, scorched desert. The small, dim red dwarf hangs motionless in the sky, bathing the landscape in a permanent, deep crimson light. The surface is superheated, likely hot enough to vaporize any water.
The Nightside: A realm of absolute zero. In this perpetual darkness, the atmosphere itself freezes and precipitates, creating vast glaciers of solid nitrogen, methane, and $CO_2$.
The Terminator: The "twilight zone." This is the only region on the planet—a narrow, permanent ring—where the scorching heat of the Dayside meets the paralyzing cold of the Nightside. Here, in this eternal twilight, temperatures might be clement enough for liquid water to exist.
The Habitation Crisis: While the terminator is a tantalizing target for astrobiology, M-dwarf stars like Proxima Centauri are notoriously volatile. They frequently unleash powerful stellar flares, bathing their planets in catastrophic doses of X-ray and UV radiation. Any life clinging to this narrow edge would need to withstand periodic, planet-sterilizing events.
#ProximaCentauriB #Exoplanet #Astrobiology #TidalLocking #RedDwarf #MStar #Space #Astronomy #Science #SciComm #HabitableZone #Astrology
@space.exploration.sun
73.2K
NA@NASAGoddard research astronomer Ravi Kopparapu’s favorite exoplanet is our nearest neighbor: Proxima Centauri b. It’s the closest exoplanet to us, but it’s still pretty far away — about four light-years, or 24 trillion miles.
If you drove to Proxima Centauri b, it would take you 45 million years going 60 mph to get there. There's no road, you'd be traveling through space, and we're pretty sure humans can't live to be 45 million years old but … good luck! Pack good tunes and road trip snacks!
Credit: NASA/JPL-Caltech
Music: “Infinity,” Raphael Schalz, Michael Schluecker, and Axel Tenner, Universal Production Music
Video description:
0:00 The camera zooms in to an image of star Proxima Centauri, glowing bright orange. The star stands out amongst a dense field of other stars. NASA research astronomer Ravi Kopparapu narrates.
0:06 Cut to an artist’s concept of exoplanet Proxima Centauri b, represented here as a rocky brown planet with some patches of ice on the surface.
#MyFavoriteExoplanet #ProximaCentaurib #Exoplanets #NASA
@nasauniverse
12.7K
QU🚀 The Future of Interstellar Travel
Imagine a spacecraft so विशाल that it stretches 36 miles long, designed not just for travel—but for sustaining life across generations. Scientists have proposed this incredible concept to carry 2,400 people on a centuries-long journey to Alpha Centauri, our closest neighboring star system.
This mission isn’t just about reaching a destination—it's about redefining humanity’s future. The voyage to Proxima Centauri b, a potentially habitable exoplanet, could take around 400 years, meaning multiple generations would live and evolve aboard this विशाल “generation ship.”
Inside, the spacecraft would function like a self-sustaining world—complete with ecosystems, food production, and artificial environments to support human life far beyond Earth. It represents one of the boldest ideas ever imagined in space exploration.
🌌 Are we ready to become an interstellar species? The journey may be long—but the possibilities are infinite.
#facts #science #NASA #space #fact
@quantum_facts_05
8.8K
ECexoplaneta proxima centauri b #galaxia #planeta #espacio #universo
@ecosdelmisterio18
5.8K
HO🌍✨ Zona de Goldilocks: Os Planetas Gêmeos da Terra Escondidos no Universo 🌡️
Nem quente demais, nem frio demais... do jeitinho certo pra existir vida. 🌡️
Essa é a Zona de Goldilocks, ou Zona Habitável: a região ao redor de uma estrela onde a temperatura permite água líquida na superfície de um planeta. E água líquida é o ingrediente número 1 pra vida como conhecemos. 💧
Nosso Sistema Solar só tem um planeta 100% nessa zona segura: a Terra. Marte fica na borda fria e Vênus na borda quente, provando como o equilíbrio é frágil. 🪐
Mas lá fora, a caçada por “Terras 2.0” já encontrou candidatos incríveis 👇
🔭 Proxima Centauri b: Nosso vizinho mais próximo, a 4,2 anos-luz. Orbita a estrela Proxima Centauri bem na zona habitável.
🔭 TRAPPIST-1e: Parte de um sistema com 7 planetas rochosos. O “e” é o mais parecido com a Terra em tamanho e temperatura.
🔭 Kepler-442b: Considerado um dos exoplanetas com maior chance de ser habitável já descoberto. Está a 1.200 anos-luz.
🔭 Kepler-22b: O primeiro planeta na zona habitável de uma estrela como o Sol confirmado pela NASA. Tem 2,4 vezes o tamanho da Terra. 🌌
No vídeo eu te mostro a comparação de tamanho, distância e como seria o céu visto de cada um desses mundos. Spoiler: alguns teriam dois sóis no horizonte e outros viveriam em crepúsculo eterno por causa do acoplamento de maré. 😱
A Zona de Goldilocks é a nossa melhor aposta pra encontrar vida extraterrestre. Cada novo planeta descoberto nessa faixa é um novo endereço possível pra humanidade no futuro. 🚀
Qual desses planetas você visitaria primeiro se pudesse? E será que já tem alguém morando lá olhando pro nosso Sol? 👇
Pra mais expedições pelo cosmos e segredos da astrobiologia, segue o @Horizontecosmico.186b 🔭 O universo é o nosso próximo quintal.
#ZonaDeGoldilocks #ZonaHabitável #Exoplanetas #Astronomia #Universo
@horizontecosmico.186b
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