Spitzer • March 18th, 2022
Major smashups between rocky bodies shaped our solar system. Observations of a similar crash give clues about how frequent these events are around other stars.
Spitzer • February 22nd, 2022
Five years ago, astronomers revealed a spectacular collection of other worlds: the TRAPPIST-1 system.
Spitzer • January 13th, 2022
The infrared observatory may help answer questions about planets outside our solar system, or exoplanets, including how they form and what drives weather in their atmospheres.
Spitzer • October 25th, 2021
Just like clouds on Earth, clouds of gas and dust in space can sometimes resemble familiar objects, or even popular movie creatures.
Spitzer • August 31st, 2021
Brown dwarfs aren’t quite stars and aren’t quite planets, and a new study suggests there might be more of them lurking in our galaxy than scientists previously thought.
Spitzer • August 17th, 2021
The newly discovered feature offers insight into the large-scale structure of our galaxy, which is difficult to study from Earth’s position inside it.
Spitzer • August 4th, 2021
Exploding stars generate dramatic light shows. Infrared telescopes like Spitzer can see through the haze and to give a better idea of how often these explosions occur.
Spitzer • July 26th, 2021
Among the first, and strangest, planets to be detected around other stars is a variety known as “hot Jupiters” – star-hugging, superheated giants once thought so unlikely that...
Spitzer • July 22nd, 2021
This poster depicts the TRAPPIST-1 planets, some of which were discovered by Spitzer.