Planetary Formation

A Planetary Disk in the Orion Nebula is Destroying and Replenishing Oceans of Water Every Month

Planet-forming disks are places of chaotic activity. Not only do planetesimals slam together to form larger worlds, but it now…

10 hours ago

Radio Telescope Confirms Free-Floating Binary Planets in the Orion Nebula

Planets orbit stars. That's axiomatic. Or at least it was until astronomers started finding rogue planets, also called free-floating planets…

2 weeks ago

Some Young Planets Are Flattened Smarties, not Spheres.

One of contemporary astronomy's most pressing questions concerns planet formation. We can see more deeply than ever into very young…

3 weeks ago

Planetary Surfaces: Why study them? Can they help us find life elsewhere?

Universe Today recently explored the importance of studying impact craters and what they can teach us about finding life beyond…

1 month ago

Half of this Exoplanet is Covered in Lava

Astronomers working with TESS (Transiting Exoplanet Survey Satellite) have discovered a planet that's been left out in the Sun too…

1 month ago

Planetesimals Are Buffeted by Wind in their Nebula, Throwing Debris into Space

Before planets form around a young star, the protosolar disk is populated with innumerable planetesimals. Over time, these planetesimals combine…

2 months ago

The Youngest Planetary Disks Ever Seen

How long does planet formation take? Maybe not as long as we thought, according to new research. Observations with the…

2 months ago

Three Iron Rings Around A Star Show Where Planets are Forming

Researchers using the ESO's Very Large Telescope Interferometer (VLTI) have found three iron rings around a young star about 500…

2 months ago

This Planet is Way Too Big for its Star

Scientists love outliers. Outliers are nature's way of telling us what its boundaries are and where its limits lie. Rather…

3 months ago

A Planetary System With Six Sub-Neptunes Locked in Perfect Resonance

Researchers using TESS and Cheops data found a system with six sub-Neptune-sized planets, all orbiting in direct resonance with each…

3 months ago