Two meteor showers, both streams of debris from the same massive object that broke apart 20,000 years ago, are happening at ...

A decade ago, scientists at the European Space Agency (ESA) had just wrapped up the yearslong process of building a comet-chasing spacecraft named after the Rosetta Stone, the key to deciphering ...

Stellar Stories Hera spacecraft launched The European Space Agency's Hxera spacecraft launched on October 7, initiating an ...

As everyone knows, on April 12, 1961, Yuri Gagarin became the first person to reach Earth’s orbit. He launched aboard the ...