Astronomy
The Hubble Space Telescope is dying. Here’s what’s next.
With Hubble living on borrowed time, NASA and its partners prepare to launch the satellite's successor: the James Webb Space Telescope.
This near-Earth asteroid may be a chunk knocked off of the moon
A near-Earth asteroid discovered in 2016 may have once been part of the moon — making it unlike any space rock we’ve ever discovered.
See the surface of the sun evolve in stunning time lapse
A stunning time lapse of the surface of the sun created using NASA images shows the activity that occurs over the course of just one month.
Mystery of Chinese supernova solved after 800 years
A new study explains where the mysterious “Chinese supernova” went after disappearing from the night sky more than 800 years ago.
Space radiation won’t stop missions to Mars
A new study predicts that space radiation alone wouldn’t make missions to Mars too risky for astronauts — as long as we timed them right.
Astronomers discover solar system’s fastest-orbiting asteroid
Astronomers have discovered an asteroid that orbits the sun in just 113 days, making it the fastest-orbiting asteroid in our solar system.
Twin Mars satellites have greenlight for launch
Two tiny Mars satellites will head to the Red Planet in 2024 as part of a NASA program testing smaller spacecraft on planetary missions.
Astronomers catch “ghosts” dancing around radio galaxies
Astronomers with the EMU Project have released a spooky image of “dancing ghosts” emanating from a pair of distant radio galaxies.
Psyche asteroid might not be a planetary core after all
The first high-res heat emissions map of the Psyche asteroid suggests the hunk of metal might not be the core of a developing planet.
“Star shrapnel” from a supernova explosion is exiting the galaxy
A metallic star is hurtling out of the Milky Way, propelled by a supernova explosion triggered after it ate its partner star as a white dwarf.