Astronomy
- Space
Kepler mission may be over
The planet-hunting telescope has been crippled by the failure of two out of four pointing devices.
- Astronomy
Most Earthlike planets yet seen bring Kepler closer to its holy grail
Space telescope finds globes that, compared with our world, are slightly larger and orbit a smaller star.
- Space
No vacancy around stars
The Milky Way’s planets pack tightly around their stars, according to simulations using data from the Kepler space telescope.
- Space
Radiation ring around Earth mysteriously appears, then dissipates
Space probes detect temporary transition from two radiation belts to three, possibly in response to solar activity.
- Astronomy
Russia meteor virtually impossible to see coming
Current and planned efforts to track near-Earth objects focus on bigger quarry.
- Space
Life has prospects on moons of giant extrasolar planets
Astronomers show how bodies orbiting distant Jupiters could be habitable.
- Space
New Martian meteorite is one of a kind
Rock is water-rich and resembles observed regions of Red Planet’s crust.
- Space
California meteorite a scientific gold mine
Sutter’s Mill rock preserves rare, fresh material from outer space.
- Space
News in brief: Possible planet looks habitable
Astronomers find a body in the habitable zone of a nearby sunlike star by pushing the limits of detection.
- Space
Moon probes set for smashing end
NASA to guide gravity-seeking spacecraft into the side of a lunar cliff.
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- Astronomy
Clutch of distant galaxies reveals the infant universe
The Hubble telescope spies stars lighting up the cosmic dawn.
