NASA is pressing ahead, its fingers crossed, for a third and final shuttle flight this year.
Many types of asteroid could have created the kind of amino acids used by life on Earth to build proteins and regulate chemical reactions, according to new NASA research.
Astronomers have measured the most massive known black hole in our cosmic neighborhood, weighing in at the equivalent of 6.6 billion suns.
The Crab Nebula - long thought to be the most stable source of high energy radiation in the sky - has astonished astronomers by showing signs of dimming.
A California researcher is urging NASA to (seriously) study the effects of space on human sexual behavior and procreation.
Astronomers at NASA are peering ever further away into the universe, and have now discovered their most distant galaxy yet.
Well, that's our vacation sorted: Space Adventures says it has three seats for sale for 2013 flights to the International Space Station.
Hubble scientists have released a picture of a strange green blob floating near a neighboring spiral galaxy.
The European Space Agency has released the fist results from its Planck mission, focusing on the coldest objects in the universe.
Scientists have for the first time discovered that antimatter is regularly being produced on Earth - by thunderstorms.
Astronomers have been astonished to find a supermassive black hole in the center of a tiny low-mass galaxy, suggesting that such black holes can form before their host galaxies.
Astronomers have found the smallest planet yet outside our solar system, a rocky planet about one and a half times the size of Earth.
NASA's having another shot at regaining communication with the Mars rover Spirit, bogged down in a Martian crater for the last eighteen months.
A ten-year-old Canadian girl has become the youngest-ever person to discover a supernova.
A new global project will, for the first time, be able to track astrophysical events across the sky as they happen.
NASA has found four more cracks in the Discovery shuttle's fuel tank, but says it believes it can repair them in time to launch on February 3 as planned.
Five hundred 'space artifacts' are set for the auctioneer's block later this month - including a Playboy calendar photo that made it to the moon in 1969.
An Indian rocket was deliberately blown up on Christmas Day less than a minute after launch.
According to the New Testament, the guiding light that led the failthful to the birth of baby Jesus was the Star of Bethlehem.
The Apophis asteroid (99942) is expected to pass uncomfortably close to Earth in 2036.