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.
Water vapor found on Jupiter’s moon Ganymede
Astronomers have detected the first evidence of water vapor in the atmosphere of Jupiter’s massive moon Ganymede.
Light from behind supermassive black hole detected for first time
The first direct observation of light from behind a supermassive black hole confirms a prediction in Einstein’s theory of general relativity.
Harvard astrophysicist will lead hunt for alien technology
Harvard astrophysicist Avi Loeb’s new Galileo Project will hunt for alien technology using proven scientific methods and equipment.