Exobiology Collection (page 3)

Plutos moon, Charon, hovers above the frozen landscape of the icy planet
Plutos moon, Charon, hovers above the pinkish, frozen landscape of the icy planet

An alien patrol zooms by over their home planet as night set upon the behemoth and the night life glistens through the clouds

Artists concept comparing the size of Mars with that of the Earth. Mars diameter is half that of the Earth s, it has ten percent the mass and is 1.5 times the distance from the Sun

Jupiters moon, Europa, covered by a thick crust of ice
Jupiters large moon, Europa, is covered by a thick crust of ice above a vast ocean of liquid water

View from the surface of Earth-like exoplanet Gliese 581c

Artists depiction of an alien world in close proximity to the star it revolves around
An artists depiction of an alien world in close proximity to the star it revolves around

Scene on a planet orbiting the pulsar PSR 1257+12. The pulsar is one of the few known to have planets

A comet passes over the surface of Mercury
A scene on Mercury, featuring one of the many enormous scarps that scar its surface. A comet can be seen passing by in the sky

Kepler-16b orbits a pair of stars in this retro space poster
Kepler-16b orbits a pair of stars. Depicted here as a terrestrial planet, Kepler-16b might also be a gas giant like Saturn

Artists concept of a planet passing in front of a Sun-like star it orbits
An artists depiction of a planet passing in front of the star it orbits from a distant perspective. The event is known as a transit

Fleet of colonization ships departing an earth-like planet
Fleet of colonization ships departing for a discovery trip into a neighboring solar system

An Earth-like planet made up of silicate-based rocks with oceans coating its surface
Artists concept of an Earth-like planet made up largely of silicate-based rocks with oceans coating its surface. On Earth

This diagram compares our own solar system to Kepler-22, a star system containing the first habitable zone planet discovered by NASAs Kepler mission

Artists concept of the Sun rising over Valles Marineris on Mars

A Jupiter-sized planet passing in front of its parent star
This is an artists impression of a Jupiter-sized planet passing in front of its parent star. Such events are called transits

An extrasolar planet with its parent star peeking above its top edge
This illustration depicts the extrasolar planet HD 189733b with its parent star (HD 189733) peeking above its top edge

Jupiter seen from the surface of its moon, Amalthea. Amalthea is a tiny moon of Jupiter. It orbits very close to the planet

View from the surface of rocky exoplanet Gliese 581e

A view from the surface of a large Kuiper Belt Object

Illustration of the Argyre impact basin in the southern highlands of Mars
About 4 billion years ago an asteroid or comet collided with Mars creating what is known today as the Argyre impact basin in the southern highlands

Illustration of a rocky and variegated extrasolar planet, Gliese 581 c. Gliese 581 c is a super-earth extrasolar planet orbiting the red dwarf star Gliese 581

Terragen render of Olympus Mons on Mars, the highest volcano in the solar system

A scene on Jupiters moon, Io, the most volcanic body in the solar system

Illustration of a hot Jupiter called HD 149026b
This artists concept illustrates the hottest planet yet observed in the universe. The scorching ball of gas, a hot Jupiter called HD 149026b, is a sweltering 3, 700 degrees Fahrenheit (2)

The collision of the Milky Way and Andromeda galaxies seen from the Earth
3 or 4 billion years from now, the Milky Way and Andromeda galaxies will collide. This artists concept depicts the collision of the Milky Way and Andromeda galaxies as seeb from the Earth

Artists concept of a Mars-like moon in front of a gas giant

Artists concept of a view towards Jupiter across the surface of Io
Io is Jupiters innermost large satellite and is about the same size and density as Earths Moon. Io is 260, 000 miles away from Jupiter, which about the same distance as the Moon is from the Earth

A gas-giant exoplanet transiting across the face of its star
Scientists have reported the first conclusive discovery of water vapor in the atmosphere of an exoplanet, or a planet beyond our solar system

Saturns moon, Dione, has huge cliffs of solid ice

Artists concept of a river on early Mars. Millions of years ago, water flowed down the canyons of Mars

Plumes of ice crystals rise from geysers into the sunlight as dawn breaks on Enceladus, one of Saturns many moons

Illustration of an astronaut in orbit over earth-like planet system with space station
Futuristic illustration concept depicting astronaut in orbit over earth-like planet system with space station

Artists depiction of the size relationship between Earth and KOI-314c. Orbiting around a red dwarf star, this relatively small gas planet reaches temperatures of 104A'C

A rover explores a rocky, barren moon as a large, water covered world rises above the horizon

Artists depiction of the size relationship between Earth and Gliese 1214b
Artists depiction of the size relationship between Earth and GJ 1214b, also known as Gliese 1214b. Discovered in 2009 in the constellation Ophiuchus, some 40 light-years from Earth

Alien flora flourishes in an impact crater on an earth-like planet
Alien flora flourishes in an impact crater filled with liquid water on an earth-like planet. A distant second sun and nearby moon make an ethereal appearance near the horizon

The Sun begins its journey toward becoming a red giant.. The intense heat has already boiled off Earths oceans and driven away most of the atmosphere leaving a lifeless, molten surface

An artists depiction of the close pass of comet C / 2013 A1 over Mars
An artists depiction of the close pass of comet C/2013 A1 over the Martian landscape. Also known as comet Siding Spring which is the Australian observatory that discovered the object

Artists concept of a young, turbulent Earth
A young Earth is shrouded in turbulent, roiling clouds, while under the shadow of its night side can be seen flashes of lightning and the ruddy glow of volcanoes

A cloudy Jupiter-like planet that orbits very close to its fiery hot star
This artists concept shows a cloudy Jupiter-like planet that orbits very close to its fiery hot star. The Spitzer Space Telescope was recently used to capture spectra, or molecular fingerprints

Quaoar is a large Kuiper Belt Object orbiting beyond Pluto

The extrasolar planet HD 209458 b passing in front of its star

The hottest known planet in the Milky Way, called WASP-12b, is so close to its sunlike
The hottest known planet in the Milky Way galaxy may also be its shortest-lived world. The doomed planet is being eaten by its parent star

Artists concept of extrasolar planet Tau Bootis b over a hypothetical moon
The extrasolar planet Tau Bootis b reigns over the airless, baked and battered terrain of a hypothetical moon. Tau Bootis b orbits very close to Tau Bootis

Artists concept of how Saturn might appear from within a hypothetical ice cave
Artists concept showing how Saturn might appear from within a hypothetical ice cave on the surface of Iapetus. As of yet there is no evidence that such caves exist

Artists concept of jovian planets composed of gas and ice, and the moons around them
Though jovian planets may be composed of gases and ices, the dozens of moons around them may be all the solid ground necessary to spawn intelligent beings

Illustration of a geyser erupting on the surface of Enceladus. Liquid water reaches the surface of Enceladus south pole and drives a massive plume of ice crystals into the sky

A heavily cratered moon in orbit around a water covered planet
An artists illustration of a heavily cratered moon in orbit around a water covered planet. Wisps of clouds circulate through the atmosphere of the planet

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"Exploring the Unknown: Unveiling the Mysteries of Exobiology" A Gigantic Scarp on Miranda: Delving into Uranus' enigmatic moon, Miranda, scientists uncover a colossal scar that hints at its tumultuous past and potential for extraterrestrial life. Beagle 2 Landing on Mars: Marking a significant milestone in exobiology, the successful landing of Beagle 2 on Mars opens up new possibilities for studying Martian geology and searching for signs of ancient microbial life. Decoding Arecibo's Message - Key C016 / 6817: Scientists decipher an encoded message from deep space received by the iconic Arecibo Observatory, unraveling insights into possible interstellar communication and sparking intrigue about other civilizations. Artists Concept Reveals Saturn-Sized Planets Discovered by Kepler: Through innovative techniques employed by NASA's Kepler mission, astronomers visualize two Saturn-sized planets orbiting distant stars, expanding our understanding of planetary diversity in our galaxy. Rhea's Glimpse of Saturn: From the surface of Saturn's moon Rhea, a breathtaking view captures the majestic beauty of its parent planet looming large in the sky – an awe-inspiring sight that fuels curiosity about potential habitable moons within our own solar system. Lone Astronaut Contemplates Sun While Exploring Mars: In a solitary moment amidst vast Martian landscapes, an intrepid astronaut gazes upward at Earth's neighboring star – symbolizing humanity's relentless pursuit to unlock Mars' secrets and explore its potential as a future home. Hypothetical Planet Eclipses Bright Star Rigel: An artist visualizes a captivating scenario where one of Jupiter-like moons obstructs Rigel – one of Orion constellation’s brightest stars – offering glimpses into how celestial events shape alien worlds beyond our imagination. Epsilon Eridani Reveals Jupiter-Mass Planet.