August 19, 2019, 2:54 p.m. by Christian Cotroneo
It took 900 million years for the ripples to reach Earth.
When their star-birthing days are over, galaxies retire to oblivion
June 17, 2019, 8:25 a.m. by Christian Cotroneo
'Cold quasar' theory could change our understanding of how galaxies die.
There's a lump on the moon that's 5 times bigger than Hawaii's Big Island
June 12, 2019, 12:17 p.m. by Christian Cotroneo
Houston, we have ... an anomaly.
5 reasons why the James Webb Space Telescope is such a big deal
June 11, 2019, 10:30 a.m. by Gerri Miller
The highly anticipated successor to the Hubble Space Telescope is scheduled to launch in spring 2021.
The earliest sunrise of the year isn't on the summer solstice
June 10, 2019, 8:25 a.m. by Russell McLendon
The year's earliest sunrise occurs before the summer solstice, while the latest sunset falls afterward.
NASA's 'Mars Helicopter' aces tests ahead of historic flight
June 7, 2019, 1:14 p.m. by Michael d'Estries
Autonomous aircraft heralds the beginning of a new era in our exploration of the red planet.
You can see Jupiter and some of its moons this month with binoculars
June 7, 2019, 8:26 a.m. by Mary Jo DiLonardo
Jupiter and its moons will be most visible on June 10.
Scientists have found a 'Forbidden Planet' that has no business being where it is
May 30, 2019, 3:39 p.m. by Christian Cotroneo
It takes just over a day for it to skip around the sun.
Every solar system model you've seen is wrong
A black hole met a neutron star and swallowed it 'Pac-man' style
Starman's Tesla completes orbit around the sun
Scientists detect more repeating radio signals from deep space
Scientists baffled by sudden brightness of our galaxy's supermassive black hole
For the first time, scientists capture a shockwave bursting from the sun