Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much of its atmosphere, helping transform it from a warmer, wetter planet into a ...

Apollo astronauts reached speeds exceeding 24,000 miles per hour on their way to the Moon, driven by a rocket that remains the most powerful ever flown. The Saturn V, standing 363 feet tall and ...

Humans were not designed for space. Ironically, because we insist on going there anyway, scientists now know from studying astronauts that the lack of Earth’s gravity can wreak health havoc, such as ...

According to the space agency's tracking, the rock is hurtling through space at more than 21,500 miles per hour.

The zodiacal light glows to the left of the Milky Way in this 2013 photograph from Amboseli National Park, Kenya. The soft pyramid of light is caused by sunlight scattering off interplanetary dust ...

A newly identified planet candidate, HD 137010 b, looks strikingly Earth-like in size and orbit — but it may be colder than Mars due to its dimmer star. If it has a thick enough atmosphere, though, ...

"You can try to predict the lifetime of the orbit." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest updates on ...

I’ve read that the planned crewed Mars missions will take six months or two years to arrive. Which is it? Could a longer trip be due to the heavy payload? Our rovers took only eight to nine months to ...

A new study has revealed that the iconic Black Beauty meteorite contains much more hidden water than previously suspected. The rock, which fell to Earth from Mars, could reveal clues about the Red ...

For anyone curious about what it's like to stand on another planet, Earth offers a few convincing previews. Mars may be 140 million miles away, but scientists and movie directors have been finding its ...

Small but mighty, the red planet — our celestial neighbor — has made Earth’s climate what it is today. Mars’ gravitational pull serves as a stabilizing force for our home’s orbit, tilt and position ...

Above: Members of a crew rotation outside the MDRS habitat prior to the mission start. Header Image: Two crew members navigating on EVA under conflicting information. One crew member (left) holds a ...