Space
- Space
Some newfound planets are something else
A re-evaluation of the Kepler mission’s data suggests one in three hot giant orbs it discovered is actually another kind of object.
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- Astronomy
Milky Way will be hit head-on
The Andromeda galaxy is destined to slam directly into ours, new observations from the Hubble Space Telescope show.
- Space
Alien hunter redirects her search to Earth-based funding
SETI scientist Jill Tarter retires from research to focus on raising funds to continue search for extraterrestrial life.
- Space
An interview with alien hunter Jill Tarter
The director of Center for SETI Research is retiring to focus on finding funds to continue the hunt for extraterrestrial life.
- Planetary Science
Frosted honeycomb of a moon
New analyses of Cassini images reveal ice on the pockmarked Saturnian satellite Hyperion.
- Space
Evening star goes black in rare celestial event
Astronomers position themselves to capture crucial measurements as the planet passes across the face of the sun.
- Space
Stellar superflares’ trigger challenged
Massive eruptions on sunlike stars might not require magnetic interactions from a big, hot, nearby planet.
- Astronomy
Sun’s shock wave goes missing
Spacecraft observations redraw astronomers’ ideas about the local stellar environment.
- Space
More than one way to explode a star
New observations confirm two leading theories of type 1a supernova production.
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- Astronomy
A star is torn
A black hole’s stellar feast is witnessed by telescopes on Earth and in orbit.
