Scientists gave up Friday trying to contact robot lab Philae, stubbornly silent on the surface of a comet streaking through space—closing a captivating chapter in an historic quest.
Twelve years ago, the European Space Agency (ESA) launched a spacecraft with a very precious cargo—a robot laboratory designed to land on a comet and photograph, prod and sniff its surface.
This is the micro-lander that ESA's proposed Asteroid Impact Mission would put down on its target asteroid.
Your best guess is that the landscape is as inhospitable as it gets: An irregular range of sharp boulders and loose rubble piles strewn among jagged crevasses and deep troughs of dust. But then again, it's just a guess because ...
There are no large caverns inside Comet 67P/Churyumov-Gerasimenko. ESA's Rosetta mission has made measurements that clearly demonstrate this, solving a long-standing mystery.
In November 2014, a brave explorer on a daring mission strapped on a pair of studded boots and a hard hat, stuffed a cheese sandwich and a compass into a backpack, and leapt from a spacecraft.
From the mystery of methane on Mars to how Jupiter formed and whether there is microbial life on Saturn's moon Enceladus, there are many questions about our solar system waiting to be answered this year.
For the first time, scientists have spotted large patches of water ice on the surface of a comet, thanks to instruments aboard the European Space Agency's Rosetta orbiter.
ESA's Expose facility was retrieved yesterday from outside the International Space Station by cosmonauts Yuri Malenchenko and Sergei Volkov, who were completing a spacewalk to place new experiments on the outpost's hull.
There's a real buzz among planetary scientists after a new study suggested that an unseen planet, dubbed "Planet Nine", of about ten times the Earth's mass could be lurking in the Kuiper belt, a band of icy objects beyond ...