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For Seven Earth-Sized Planets, a Question of Habitability
2 min read

They might make up the most famous planetary system beyond our own: the TRAPPIST-1 star and its seven small, rocky…

Jun 3, 2025
Topic
Other Stars, Other Worlds
1 min read

How different is our solar system from others in the Milky Way? And how much are we alike? This five-part…

Jun 3, 2025
Topic
Explorando el cosmos con Webb
39 min read

Desde que comenzó sus observaciones científicas en 2022, el telescopio espacial James Webb de la NASA ha marcado un antes…

Oct 15, 2024
Spitzer Space Telescope
6 min read

Spitzer uses an ultra-sensitive infrared telescope to study asteroids, comets, planets and distant galaxies.

Apr 20, 2019
Mission
Our Milky Way Galaxy: How Big is Space?
4 min read

When we talk about the enormity of the cosmos, it’s easy to toss out big numbers – but far more…

Apr 2, 2019
Article
New Apps: ‘NASA Selfies’ and TRAPPIST-1 VR
2 min read

With new NASA apps, you can take a selfie in space or tour a system of alien planets.

Aug 22, 2018
Article
Two Telescopes Reveal Clues to TRAPPIST-1 Planet Compositions, Atmospheres
3 min read

In the year since NASA announced the seven Earth-sized planets of the TRAPPIST-1 system, scientists have been working hard to…

Feb 5, 2018
Article
New Clues to TRAPPIST-1 Planet Compositions, Atmospheres
4 min read

In the year since NASA announced the seven Earth-sized planets of the TRAPPIST-1 system, scientists have been working hard to…

Feb 5, 2018
Article
Halloween Special: Universe of Monsters
4 min read

This Halloween, we've found homes for some of the most terrifying Halloween monsters, far away on real planets outside our…

Oct 30, 2017
Article