ESA's Solar Orbiter captured views of the planet Mercury passing in front of the Sun. Multiple instruments aboard the ...

Monumentally important, this is the first image of an American astronaut in space. In the Project Mercury spacecraft named ...

The Hubble Space Telescope and the Jupiter Icy Moons Explorer have captured fresh images of an interstellar comet as the ...

After less than a year in orbit, the Southwest Research Institute-built PUNCH spacecraft have made major accomplishments, ...

Despite being relatively close to us, planet Mercury is one of the least studied places in this solar system. At first, our species ignored it because the conditions there, so close to the Sun, are ...

Houston, the site of mission control for astronaut training, just got two new additions from Texas. Rebecca Lawler and Anna ...

NASA's PUNCH mission is photographing the Sun like never before. It can see comets that are invisible to every other ...

Space scientists have spotted a city-sized “butterfly” on Mars. A striking new image from the European Space Agency’s (ESA) ...

CAPE CANAVERAL, Fla. (AP) — Saturn’s giant moon Titan may not have a vast underground ocean after all. Titan instead may hold ...

Mercury, long recognised as the innermost planet, exhibits a remarkable comet-like tail stretching millions of kilometers.

Severely injured in a mountain bike accident seven years ago, Michaela Benthaus became the first wheelchair user to launch to space, soaring from West Texas with Jeff Bezos’ company Blue Origin.