The search for life beyond Earth is a key driver of modern astronomy and planetary science. The U.S. is building multiple ...

Since the corona is dimmer than the Sun's surface, it's challenging to observe. It's visible during total solar eclipses when ...

At long last, particles of water–ice have been discovered in the frozen Kuiper Belt of another star. The discovery, made by ...

NASA says with the help of data from the James Webb Space Telescope, scientists have confirmed the presence of water crystals around a Sun-like star, some 155 light-years away from Earth. The star, ...

It might or might not be the smell of aliens, but dimethyl sulfide — and its funky odor — definitely gets around ...

The European Space Agency (ESA) is two dozen steps closer to launching Plato, a spacecraft that will search for terrestrial planets outside of our solar system, after the installation of 24 of its ...

The search for life on other worlds needs a way to sift through the chemistry of their atmospheres. If another species ...

NASA's James Webb Space Telescope has made the first-ever and long-anticipated detection of ice outside of our own solar ...

IN a paper, "On the Constitution of the Terrestrial Planets", by W ... for the earth' high mean density–the highest in the solar system. The high masses of the four great outer planets have ...

Webb’s powerful instruments have detected crystalline water ice in a distant star system, offering rare insight into planet ...

The findings, therefore, have paved the way to exploring water ice's role outside our solar system. "The presence of water ice helps facilitate planet formation," Xie said. "Icy materials may also ...