Planetary Formation

Huge Stars Can Destroy Nearby Planetary Disks

Westerlund 2 is a star cluster about 20,000 light years away. It's young—only about one or two million years old—and…

1 year ago

This is an Actual Image of a Planet-Forming Disc in a Distant Star System

In 2017, astronomers used ALMA (Atacama Large Millimeter/sub-millimeter Array) to look at the star AB Aurigae. It's a type of…

1 year ago

Astronomers Are Sure These Are Two Newborn Planets Orbiting a Distant Star

Planet formation is a notoriously difficult thing to observe. Nascent planets are ensconced inside dusty wombs that resist our best…

1 year ago

More Pictures of Planet-Forming Disks Around Young Stars

Astronomy is advancing to the point where we can see planets forming around young stars. This was an unthinkable development…

1 year ago

Are the Gaps in These Disks Caused by Planets?

Astronomers like observing distant young stars as they form. Stars are born out of a molecular cloud, and once enough…

1 year ago

Mars Was Hit By a Lot of Protoplanets Early in its History, Taking Longer to Form than Previously Thought.

There are around 61,000 meteorites on Earth, or at least that's how many have been found. Out of those, about…

2 years ago

Planet Mars, From Pole to Pole

A new image from the ESA's Mars Express Orbiter shows exactly how different regions in Mars are from one another.…

2 years ago

That Explains a Lot. The Moon’s Largest Crater has a Chunk of Metal Embedded in it That’s 5 Times Bigger than the Big Island of Hawaii

One of the largest craters in the Solar System is on our Moon. It's called the South Pole-Aitken (SPA) basin…

2 years ago

Astronomers See Adorable Baby Planets Forming Around a Young Star

370 light years away from us, a solar system is making baby planets. The star at the center of it…

2 years ago

Bizarre Double Star System Flipped its Planetary Disk on its Side

An international research team recently found a binary star system with a debris disk that orbits around their poles.

3 years ago