NASA's new moon rocket has arrived at the launch pad for its first test flight...

NASA is launching two more mini helicopters to Mars in its effort to return Martian rocks and soil samples to Earth...

Buzz Aldrin’s jacket worn on his historic first mission to the moon’s surface in 1969 has been auctioned off to a bidder for nearly $2.8 million...

China has added a laboratory to its permanent orbiting space station as it moves toward completing the structure in coming months...

The National Science Foundation says it will conduct a study to evaluate the environmental effects of building one of the world’s largest optical telescopes on sites selected in Hawaii and Spain's Can...

Saudi Arabia’s top diplomat has downplayed talk of normalization with Israel after the kingdom opened its airspace to Israeli commercial flights and hammered out a complex deal over islands in the Red...

If you missed last month’s supermoon, you have another chance this week...

There’s still time to catch Manhattanhenge, when the setting sun aligns with the Manhattan street grid and bathes the urban canyons in a rosy glow...