Ripples in space-time could explain the mystery of why the universe exists By Yasemin Saplakoglu A new study may help answer one of the universe's biggest mysteries.
How dark is the cosmic web? By Paul Sutter A dark web ties the universe together. Now, we can see it.
This is the most violent object in the solar system By Rafi Letzter New images reveal that one of the strangest asteroids in the solar system is also the most covered in craters, after billions of years plowing through the asteroid belt like a runaway train.
To find alien life, we should focus on white dwarf stars By Paul Sutter As far as we can tell, we're alone. But it could be that we're looking in the wrong places.
Iran satellite launch fails to reach orbit By Mike Wall Iran launched a communications satellite called Zafar 1 atop a Simorgh rocket at 10:45 a.m. EST Sunday (Feb. 9). But the spacecraft didn't make it all the way to orbit.
Saturn's weird, Earth-like moon just failed a key test for alien life By Rafi Letzter Life on Earth likely began with the bubble-like membranes that surround our cells. Similar membranes probably wouldn't form on Titan, according to quantum mechanics.
2 Russian satellites are stalking a US spysat in orbit. The Space Force is watching. By Chelsea Gohd A U.S. satellite that's used to spy on other countries is being trailed by two Russian satellites, according to the commander of the U.S. Space Force.
New pattern uncovered in mysterious 'fast radio bursts' from deep space By Rafi Letzter For the first time, astrophysicists have detected a pattern in fast radio bursts, one of the most mysterious phenomena in the universe.
Satellite spies gigantic 'fuzzball' clouds spreading near Australia coast By Yasemin Saplakoglu Satellite passing overhead can see an entirely different canvas of clouds.
Pluto's famous heart powers icy winds on the dwarf planet By Mike Wall Pluto's heart-shaped feature, which NASA's New Horizons spacecraft discovered during its epic July 2015 flyby of Pluto, drives atmospheric circulation on the dwarf planet, a new study suggests.
Rosetta's 'rubber ducky' comet changed color as it neared the sun. Here's why. By Rafi Letzter As Rosetta's comet got near enough to the sun for frost to evaporate off its surface, a color-changing water and dust cycle began that shuffled its colors around.
When did the universe 'wake up'? By Paul Sutter It was a big moment for our cosmos when the first stars awoke, but it's an elusive one for scientists.
A galaxy from the early universe grew astonishingly fast, then suddenly stopped By Nicoletta Lanese Why did this monster galaxy suddenly fall silent?
Trump touts Space Force in State of the Union address By Mike Wall Space got a couple of shout-outs in President Trump's State of the Union address last night (Feb. 4).
A super-rare 'Zee burst' in Antarctica could one day unlock a key mystery of ghostly neutrinos By Rafi Letzter Watch out for the Zee burst!
Two invisible stars are bending space-time deep in the Milky Way By Brandon Specktor Astronomers uncovered a pair of invisible stars creating ripples in space-time, a phenomenon known as gravitational lensing.
Photons could reveal 'massive gravity,' new theory suggests By Rafi Letzter This is a radical new design compared to the world's most sensitive gravitational wave detectors.
Oddball sexaquark particles could be immortal, if they exist at all By Paul Sutter These supremely stable particles could explain dark matter.
'Vampire' star sparks brilliant 'super-outburst' while gorging on its neighbor By Doris Elin Salazar This rare finding was made by "accident," according to the research team that found the super-outburst.
