Astronomy
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- Space
Spacecraft captures dust from interstellar wind
Measurements of the particles reveal clues about the composition of space beyond the solar system.
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- Space
More like Faux-malhaut b
The Spitzer Space Telescope fails to find a visible planet circling where Hubble saw one four years ago.
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- Space
First Earth-sized planets netted
The Kepler space telescope gets one step closer to its mission of discovering habitable worlds by finding two orbs of terrestrial proportions orbiting a distant sunlike star.
- Space
Distant world looks too ripe for life
The first extrasolar planet to be discovered in its star’s habitable zone is probably inhospitably hot.
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- Astronomy
Supernova may have kicked off solar system
Force of explosion could explain chemical mysteries contained within asteroids.
- Space
Mars’ history is a fluid situation
Recent data from two spacecraft suggest the planet was mostly dry and cold, with a wet, warm subsurface.
- Space
The Drake Equation: All in the family
On November 1, the formula for estimating the abundance of extraterrestrial life in our galaxy celebrates its 50th birthday. It’s known as the Drake equation for its creator, Frank Drake, who is also my father.
