Space Exploration

At NASA’s Michoud Assembly Facility in New Orleans, the liquid hydrogen tank for the Artemis 3 Space Launch System rocket was moved into the factory's final assembly area on April 22, 2025.

Firefly Aerospace launched its Alpha rocket for the sixth time ever on April 29, but the rocket experienced an anomaly during stage separation and did not reach its intended orbit.

The U.S. Army launched its new hypersonic missile from Cape Canaveral Space Force station last week, just days after naming it the "Dark Eagle."

As scientists, we must not forget our collective direction: the pursuit of truths and our responsibility to share these truths — and only these truths — with humanity.

The European Space Agency's Biomass forest-monitoring satellite headed toward orbit early Tuesday morning (April 29) on the fourth-ever launch of the Vega-C rocket.

Long-forgotten mine fields in Cambodia are being revealed in decades-old, recently declassified images from U.S. military satellites.

SpaceX sent another batch of Starlink satellites to orbit tonight (April 28), its second liftoff of the day.

A United Launch Alliance Atlas V rocket launched the first big batch of satellites for Amazon's Project Kuiper broadband constellation to low Earth orbit today (April 28).

A SpaceX Falcon 9 rocket lifted off from Vandenberg Space Force Base.

Seventy-year-old NASA astronaut Don Pettit looked pretty peaked shortly after returning to Earth from the ISS this month. And he was pretty peaked — he'd just thrown up on the Kazakh steppe.