Orbital transfer vehicles launch atop rockets, carrying other spacecraft that they deliver to specific, often hard-to-reach, ...

The 55-feet-wide space rock is hurtling through space at a zippy 17,717 miles per hour, according to the space agency.

NASA experts explain why a passing asteroid isn't cause for concern, while revealing how often Earth encounters space rocks ...

The space rock came as close as within 4.15 million miles from our planet, according to NASA's Jet Propulsion Laboratory.

Sean Duffy, the acting administrator of NASA for a little more than a month, has vowed to make the United States great in space.

NASA confirmed the asteroid’s course towards Earth. It measures about 87 feet wide and travels quickly. The asteroid will ...

"Duffy to announce nuclear reactor on the moon" is not a headline I imagined reading before last week. Sure, as a sci-fi ...

The satellite called NISAR — short for NASA-ISRO Synthetic Aperture Radar — will operate from a near-polar-circling orbit 464 ...

A deceptive difference having to do with Earth's and Mars's gravity may be the reason why NASA's rovers get stuck in the ...

The Solar Dynamics Observatory saw a lunar transit and an Earth eclipse on July 25 — the first when the moon passed between ...

Launched on 30 July, aboard India’s GSLV-F16 rocket from the Satish Dhawan Space Centre, the $1.3 billion, 2.8-ton satellite ...

Sixty years on, the first people to step foot on the moon are still idolized. The names Buzz Aldrin and Neil Armstrong will forever be etched into the history of humanity. But less is known about some ...