Astronomers are on the hunt for traces of gold on the surfaces of some of the oldest stars in the universe in order to find the origins of heavy metals in the cosmos.
Ten years ago today, NASA's Lunar Reconnaissance Orbiter (LRO) soared into space atop an Atlas 5 rocket, together with the agency's Lunar Crater Observation and Sensing Satellite (LCROSS).
A citizen-science project is asking people to trace spiral galaxies to help astronomers find intermediate-mass black holes.
NASA's Lunar Reconnaissance Orbiter launched 10 years ago today and will likely guide future human moon landings.
A NASA mission to an ancient iron-nickel hunk has entered its final design phase, a key milestone on the way to reaching the distant destination in the mid-2020s.
Water is a complex problem on Earth: Some places get far too little of it and some get far too much.
A small space rock crashed into the Martian surface recently, producing a fresh crater that researchers estimate is 49 feet to 53 feet (15 to 16 meters) wide.
Intricate ring structures in the outer portion of the disk of dust and gas that surrounds the young star HD 169142 were likely carved by a newborn planet on the move.
This abstract night-sky photo shows the full moon peeking through wispy clouds and barren tree branches while surrounded by brilliant, blue lunar corona.
India is about to take its biggest leap to the moon yet next month, with a mission to land at the lunar south pole.
Engineers have installed the headlike mast on the Mars 2020 rover and put on a (temporary) set of wheels as well.
Next month, astronomers will scan the Beta Taurid meteor shower in search of asteroids that might someday threaten a potentially catastrophic collision with Earth.
Despite signs that they are at the end of their lifetime, some galaxies may continue to produce stars, contrary to expectations.
NASA's OSIRIS-REx asteroid-sampling probe has shattered the close-orbit record it set less than six months ago.
The mysteriously quiet behavior of the Milky Way's supermassive black hole may be influenced by magnetic field lines.