New observations show that planets forming in protoplanetary disks like that around PDS 70 can trigger the formation of ...

In the Northern Hemisphere, Saturday marks the winter solstice, a time that many cultures have long considered to be the first day of winter. Our planet, which spins on a 23-degree tilt, finds itself ...

NASA's Juno spacecraft zipped just 930 miles (1,500 kilometers) above the volcanic world Io in 2024. The extraterrestrial ...

Solstice arrives on December 21, 2024. It marks the start of winter in the Northern Hemisphere and summer in the Southern ...

Winter solstice 2024 marks the beginning of winter in the Northern Hemisphere and summer in the Southern Hemisphere. It's a ...

Our moon goes through phases, sometimes turning red or disappearing into shadows. Here's what you need to know about the full moon.

It seems 2025 will have a strong start, too, with a planet parade just a few weeks into the new year. A planet parade is when ...

Astronomers have discovered a pair of young stars near the supermassive black hole at the heart of our galaxy. Studying them ...

"We must rethink how we create computer models for planet formation and early evolution in the young universe." ...

Saturn's spectacular rings will disappear. But it won't be too long before they come back into sight in all their splendor.

A new study has revealed that a small, cold exoplanet orbiting a star visible from Earth at a similar temperature to our Sun ...

Solstice is a fascinating event that occurs every year, marking an important moment in our planet’s journey around the Sun.