These images from ESA's Mars Express satellite show a branching, desiccated system of trenches and valleys, signs of ancient water flow that hint at a warmer, wetter past for the Red Planet.
Space Exploration
Feb 21, 2019
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Fragments of moon rock brought back from the lunar surface by astronauts on the Apollo space missions are providing new insights about where our planet's life-giving water came from.
Space Exploration
Feb 20, 2019
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36
A NASA glaciologist has discovered a possible second impact crater buried under more than a mile of ice in northwest Greenland.
Earth Sciences
Feb 11, 2019
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The wonders – and mysteries – of Kuiper Belt object 2014 MU69 continue to multiply as NASA's New Horizons spacecraft beams home new images of its New Year's Day 2019 flyby target.
Space Exploration
Jan 25, 2019
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Wow. Sunday night's total lunar eclipse offered an amazing view, and for a few astute observers, a little surprise.
Space Exploration
Jan 24, 2019
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19
An international team of scientists is challenging our understanding of a part of Earth's history by looking at the Moon, the most complete and accessible chronicle of the asteroid collisions that carved our solar system.
Space Exploration
Jan 17, 2019
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A NASA spacecraft 4 billion miles from Earth yielded its first close-up pictures Wednesday of the most distant celestial object ever explored, depicting what looks like a reddish snowman.
Space Exploration
Jan 2, 2019
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The spacecraft team that brought us close-ups of Pluto will ring in the new year by exploring an even more distant and mysterious world.
Space Exploration
Dec 27, 2018
0
290
NASA's unmanned Martian quake sensor, InSight, has landed at a slight angle on the Red Planet, and experts are hopeful the spacecraft will work as planned, the US space agency said Friday.
Space Exploration
Dec 1, 2018
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Scientists have discovered a 31km wide impact crater beneath the Hiawatha glacier in Greenland. The discovery, published in Science Advances, was made using airborne radar surveys which unveiled a circular bedrock depression ...
Earth Sciences
Nov 26, 2018
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