2400 new eyes on the sky to see cosmic rainbows

The Subaru Telescope successfully demonstrated engineering first light with a new instrument that will use about 2400 fiberoptic cables to capture the light from heavenly objects. Full operation is scheduled to start around ...

Video: Euclid completes thermal vacuum testing

At the Thales Alenia Space test facility in Cannes, France, the massive door of the thermal vacuum chamber was opened after a month of rigorous testing of ESA's Euclid mission to explore the dark universe.

Oldest planetary debris in our galaxy found in new study

Astronomers led by the University of Warwick have identified the oldest star in our galaxy that is accreting debris from orbiting planetesimals, making it one of the oldest rocky and icy planetary systems discovered in the ...

New potentially hazardous asteroid discovered

An international team of astronomers on Monday announced the discovery of a large asteroid whose orbit crosses that of Earth, creating a small chance far in the future of a catastrophic collision.

European Space Agency to launch two missions on SpaceX rockets

The European Space Agency announced Thursday it will use SpaceX's Falcon 9 rockets to launch two scientific missions because of delays to its own Ariane 6 rocket and the cancellation of flights on Russia's Soyuz launchers.

The most precise accounting yet of dark energy and dark matter

Astrophysicists have performed a powerful new analysis that places the most precise limits yet on the composition and evolution of the universe. With this analysis, dubbed Pantheon+, cosmologists find themselves at a crossroads.

page 39 from 40