05/08/2025

Supergiant star's gigantic bubble surprises scientists

Astronomers have discovered a vast and expanding bubble of gas and dust surrounding a red supergiant star—the largest structure of its kind ever seen in the Milky Way. The bubble, which contains as much mass as the sun, was ...

First MetOp-SG satellite sealed within Ariane 6 fairing

As preparations to launch Europe's first MetOp Second Generation, MetOp-SG-A1, satellite continue on track, the team at Europe's Spaceport in Kourou, French Guiana, has bid a heartfelt farewell to this precious satellite ...

NASA's Black Marble: Stories from the night sky

Viewed from space, Earth at night tells endless stories. Using satellite data, we can track population growth, natural disaster damage, cultural celebrations, and even space weather.

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