Astronomy
-
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.
By Andrew Grant -
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.
By Andrew Grant -
Space
Life has prospects on moons of giant extrasolar planets
Astronomers show how bodies orbiting distant Jupiters could be habitable.
By Andrew Grant -
Space
New Martian meteorite is one of a kind
Rock is water-rich and resembles observed regions of Red Planet’s crust.
By Tanya Lewis -
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.
-
Astronomy
Clutch of distant galaxies reveals the infant universe
The Hubble telescope spies stars lighting up the cosmic dawn.
-
Astronomy
Voyager crossing superhighway to solar system exit
The latest milestone in a 35-year journey may signal an impending passage to interstellar space.
By Tanya Lewis