Astronomy has a major data problem – simulating realistic images of the sky can help train algorithms
Astronomers use algorithms to analyze the numerous images coming from space, but how accurate are they?
Could NASA’s Mars Sample Return be saved? New $3 billion private plan would haul home Red Planet rocks (video)
Lockheed Martin has unveiled a new proposal to take over NASA's beleaguered Mars Sample Return mission for less than half the current cost while achieving key science goals.
The ocean on Saturn’s icy moon Enceladus has the right pH for life — barely
"We know that some microbes on Earth can tolerate the range of pH found on Enceladus."
Radar ‘leakage’ from airports could lead intelligent aliens to Earth
Radar signals from "leaky" civilian and military aviation systems could act as a beacon to alien life, revealing intelligent life on Earth while helping us pinpoint them.
How your smartphone is powered by debris from a nova star explosion
The discovery could explain why younger stars seem to have more lithium than the Big Bang theory says they should have.
How Trump’s budget cuts could affect 2 iconic space telescopes: Hubble and James Webb
At the 246th American Astronomical Society meeting in Alaska last month, scientists discussed how Trump's budget cuts could affect operations for the Hubble Space Telescope and JWST.
Dark matter could turn ‘failed stars’ to the dark side, creating ‘dark dwarfs’
Brown dwarfs, also known as "failed stars," could be corrupted by dark matter and transformed into "dark dwarfs" powered by the universe's strangest stuff.
‘Time machine’ reveals hidden structures in the universe’s first galaxies (images)
Using the ALMA telescope, astronomers have revealed the internal structure of the first galaxies in the universe, hinting at how our cosmos took shape.
NASA teaches Mars orbiter to roll over in quest to find Red Planet water
The spacecraft now almost tips upside down relative to Mars to give its radar the best view.
See asteroid Donaldjohanson up close thanks to NASA’s Lucy mission | Space photo of the day for July 7, 2025
On April 20th, NASA's Lucy was in the sky, not with diamonds, but with an asteroid.