Astronomers see 'warm' glow of Uranus's rings

The rings of Uranus are invisible to all but the largest telescopes—they weren't even discovered until 1977—but they're surprisingly bright in new heat images of the planet taken by two large telescopes in the high deserts ...

NASA's Webb Telescope will survey Saturn and Titan

If you stop a random person on the sidewalk and ask them what their favorite planet is, chances are their answer will be Saturn. Saturn's stunning rings are a memorable sight in any backyard telescope. But there is still ...

ESA's new mission to intercept a comet

"Comet Interceptor" has been selected as ESA's new fast-class mission in its Cosmic Vision Programme. Comprising three spacecraft, it will be the first to visit a truly pristine comet or other interstellar object that is ...

Poll: Asteroid watch more urgent than Mars trip

Americans prefer a space program that focuses on potential asteroid impacts, scientific research and using robots to explore the cosmos over sending humans back to the moon or on to Mars, a poll shows.

The satellite with X-ray vision

In the early hours of October 23, 2011, ROSAT was engulfed in the waves of the Indian Ocean. This was the end of a success story that is unparalleled in German space exploration research. The satellite, developed and built ...

Ion beams and atom smashers: secrets of moon rocks

Moon samples collected by the Apollo astronauts a half-century ago hold answers to questions that weren't even on scientists' minds at the time, as new technological tools provide insight into some of the oldest mysteries ...

page 1 from 2