Planets

New Evidence for Our Solar System’s Ghost: Planet Nine

Does another undetected planet languish in our Solar System's distant reaches? Does it follow a distant orbit around the Sun…

3 weeks ago

The Giant Planets Migrated Between 60-100 Million Years After the Solar System Formed

Untangling what happened in our Solar System tens or hundreds of millions of years ago is challenging. Millions of objects…

1 month ago

Where Are All These Rogue Planets Coming From?

There's a population of planets that drifts through space untethered to any stars. They're called rogue planets or free-floating planets…

2 months ago

One in Twelve Stars Ate a Planet

That stars can eat planets is axiomatic. If a small enough planet gets too close to a large enough star,…

2 months ago

Improving a 1960s Plan to Explore the Giant Planets

In the 1960s, NASA engineers developed a series of small lifting-body aircraft that could be dropped into the atmosphere of…

2 months 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…

4 months ago

Diamond Rain on Ice Giants Could Influence Their Magnetic Fields

Imagine Jupiter with a diamond core the size of Earth. That's what science fiction author Arthur C. Clarke described in…

4 months 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…

4 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…

5 months ago

It Doesn’t Take Much to Get Tilted Planets

Chinese and Indian astronomers were the first to measure Earth's axial tilt accurately, and they did it about 3,000 years…

6 months ago