Astrobiologists and planetary protection experts are far more concerned about contaminating Enceladus than about contaminating Titan.
“BlueWalker 3 is a big shift in the constellation satellite issue and should give us all reason to pause,” said Piero Benvenuti, the director of the IAU Centre for the Protection of the Dark and Quiet ...
The planets astronomers see often around other stars are strangely absent from our own solar system. We’re still figuring out ...
When September’s Full Harvest Moon rises above the horizon Friday evening, it will be the final big, bright Super Moon of the ...
Catch a fading supernova, welcome the changing seasons, and see the year’s last Super Moon in the sky this week.
After flying by Earth this weekend, the probe will plot a course for the potentially hazardous asteroid Apophis.
OSIRIS-REx safely dropped off its collected pieces of the near-Earth asteroid Bennu. Soon, scientific study will begin.
Ancient asteroid impact sites contain clues of what the early solar system was like, but only if we can find them.
Catch a big, bright Harvest Moon before you enjoy some solar system action in the sky this week.
The brightest stellar explosion seen since 1604 still has secrets to reveal, and NASA’s newest telescope is just getting ...
The possible discovery of carbon-rich molecules in young galaxies could challenge what we know about how galaxies create cosmic dust.
The mission will explore a metal-rich asteroid that might reveal the early planetary building blocks of our solar system.