Astronomers observe X-ray flashes from a nearby supermassive black hole that accelerate mysteriously

In this artist’s rendering, a stream of matter trails a white dwarf orbiting within the innermost accretion disk surrounding 1ES 1927’s supermassive black hole. Credit: Aurore Simonnet/Sonoma State University One…

Blue Origin set for first launch of giant New Glenn rocket

This handout photo courtesy of Blue Origin shows the New Glenn rocket on the launch pad at Launch Complex 36 at Cape Canaveral Space Force Station in Cape Canaveral, Florida.…

Five things to know about New Glenn, Blue Origin’s new rocket

The New Glenn rocket sits on the launch pad at Cape Canaveral Space Force Station in Florida, in December 2024. Blue Origin, the US space company founded by billionaire Jeff…

‘What is that?’ Scientists explain white patch that appears near northern lights

Images of the aurora borealis showing the structured continuum emission. Credit: University of Calgary, Faculty of Science research team A whitish, gray patch that sometimes appears in the night sky…

Space Launch System could launch a Titan balloon mission

Artist’s depiction of a balloon on Titan. Credit: Donahue et al. Few places in the solar system are better suited to a balloon than Titan. The combination of low gravity…

US astronauts upbeat seven months into eight-day mission

Les astronautes Butch Wilmore (tout à gauche) et Suni Williams (à droite), accompagnés des astronautes Nick Hague et Don Pettit, dans la Station spatiale internationale (ISS), le 8 janvier 2025.…

Gamma-ray outburst detected from the radio source 3C 216

Coordinating risk assessments for radiation in outer space

In the next few decades, crewed missions to the moon and Mars will likely become frequent. One of the main challenges faced by these future missions will be the need…

Relativistic electron beam could propel probe to Alpha Centauri, study suggests

Bezos’s Blue Origin poised for first orbital launch next week

In this handout photo courtesy of Blue Origin the New Glenn rocket is seen during a hot-fire test at the Cape Canaveral Space Force Station in Cape Canaveral, Florida on…