This Week in Space – December 7-13, 2025 🛰️ Mission Critical MAVEN Tracking Data Show Unexpected…
Coronal mass ejection captured by Proba-2, Proba-3 and SOHO
The ASPIICS coronagraph aboard the European Space Agency’s formation-flying Proba-3 mission is able to observe the Sun’s corona in…
Sea-level height in the Gulf Stream, by Sentinel-6B
This image is a combination of altimeter data from both the Sentinel-6 sea-level tracking satellites: Sentinel-6B…
Proba-3 fills the solar observation gap
The ASPIICS coronagraph aboard ESA’s formation-flying Proba-3 mission is able to observe the Sun’s corona in the gap between…
ESA – Galileo launch 14 liftoff
On 17 December at 05:01 GMT (06:01 CET), two new Galileo satellites lifted off from Europe’s…
Massive Stars Make Their Mark in Hubble Image
This NASA/ESA Hubble Space Telescope image features the blue dwarf galaxy Markarian 178 (Mrk 178) against…
NASA’s Two-in-One Satellite Propulsion Demo Begins In-Space Test
NASA is working with commercial partners to create high-performing, reliable propulsion systems that will help small…
NASA’s Two-in-One Satellite Propulsion Demo Begins In-Space Test
NASA is working with commercial partners to create high-performing, reliable propulsion systems that will help small…
Which stars could host alien life?
If planets are the stage that life plays out on, stars set the scene. Every star…
Strange lemon-shaped exoplanet defies the rules of planet formation
An artist’s impression of PSR J2322-2650b NASA, ESA, CSA, Ralf Crawford (STScI) Astronomers have found what…
Cosmology’s Great Debate began a century ago – and is still going
Harlow Shapley and Heber Curtis debated the nature of galaxies like Andromeda in 1920 Bettmann/Getty Images;…