Space
-
PlanetsSeeing the moon’s water
Rocky details of our moon can be gleaned without the aid of visiting astronauts. The latest example: An orbiting spacecraft may have just spotted water locked within surface rocks.
By Sid Perkins -
-
SpaceKepler telescope can’t be fixed
It had been NASA’s top planet-hunting telescope.
By Andrew Grant -
SpaceFeasting black hole
A huge gas cloud is being stretched, shredded and destroyed by the black hole at the center of the Milky Way.
-
PhysicsBlack hole mysteries
Scientists are just getting to know the black holes that help anchor our cosmos.
-
SpaceNew, older age for the universe
Telescope peers back to see the first light after the Big Bang.
-
PlanetsOut-of-this-world atmospheres
Light from a distant, giant world offers clues to the gases in its atmosphere.
-
SpaceMartian microbes, maybe
Billions of years ago, Mars could have been teeming with very small Martians.
-
-
SpaceWhere cosmic rays are born
New evidence links origin of these very energetic particles to massive explosions of distant stars.
By Sid Perkins -
PlanetsHome on the moon
Astronomers say rocky moons orbiting distant planets might support alien life.
-
PlanetsIce on Mercury
MESSENGER spacecraft provides evidence for frozen water on planet closest to sun.