The controversy behind the world's next great telescope
June 21, 2019, 8:54 a.m. by Robynne Boyd
Thirty Meter Telescope will be built in a culturally and ecologically sensitive area of Hawaii.
A meteorite smashed into Mars — and left the red planet black and blue
June 19, 2019, 1:27 p.m. by Christian Cotroneo
A newly formed crater on Mars reveals the red planet's artistic side.
We're close to solving the mystery of those flashing lights on the moon
June 17, 2019, 3:42 p.m. by Christian Cotroneo
A German scientist's AI-powered lunar telescope aims to decipher the moon's twinkling lights.
NASA spacecraft to map and sample asteroid that's heading our way
June 17, 2019, 11:15 a.m. by Michael d'Estries
As part of its mission to analyze Bennu, OSIRIS-REx has set a new record for closest orbit of a planetary body by a spacecraft.
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.
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.
This map tells you exactly what lies on the other side of the ocean
'Signing Day' recognizes high school seniors starting jobs, not college
'Super mom' spotted on a Minnesota lake — with 56 ducklings in tow
A timeline of the distant, disturbing future of life on Earth
It's time to stop releasing balloons
13 natural solutions for killing and deterring ants