Home » News & Blogs » The Universe in 101 words: What's the fuss about TRAPPIST-1 ?
Bookmark and Share
The Ancient Solar System...

The Universe in 101 words: What's the fuss about TRAPPIST-1 ?

22 Feb 2017, 23:33 UTC
The Universe in 101 words: What's the fuss about TRAPPIST-1 ?
(200 words excerpt, click title or image to see full post)

NASA has found a whole solar system of Earth like worlds, around a star called TRAPPIST-1. So what's the fuss about?Only three of these worlds are in TRAPPIST-1's habitable zone, but all have some potential for liquid water.It's a tiny solar system - it's outer edge would be inside the orbit of Mercury. So these potentially habitable worlds would be very close, appearing as big as the Moon in each others skies.The star itself is an ultra cool red dwarf, which will live for trillions of yearsIt makes our solar system look pretty empty by comparison...

Latest Vodcast

Latest Podcast

Advertise PTTU

NASA Picture of the Day

Astronomy Picture of the Day

astronomy_pod