JF flew about 199,000 miles (320,000 km) away from Earth. It's estimated size is about 34 feet wide (10 meters), roughly the ...

Earth reaches aphelion every July, and this year it occurs on Thursday at 3:55 p.m. Eastern time. That Earth has an aphelion is a result of its orbit being elliptical, rather than circular.

The strawberry moon will rise on the evening of Tuesday, June 10, and will shine into Wednesday morning, a "sight that can be seen around the world," said Brian Lada, an AccuWeather meteorologist.

China’s Tiandu-1 satellite has entered a critical fuel-efficient orbit that synchronises with the motion of the Earth and moon, but claims that it is the first spacecraft to achieve the feat ...

Kaib previously published work that suggested Earth's orbit was altered by a passing star three million years ago. “We looked at the typical, run-of-the-mill flybys,” Raymond told New Scientist.

The gravitational tug could cause instability to completely stable objects, including Pluto: formerly the ninth planet of our solar system. Over the course of five billion years, stars could transform ...

Kaib previously published work that suggested Earth's orbit was altered by a passing star three million years ago. “We looked at the typical, run-of-the-mill flybys,” Raymond told New Scientist.

The lights dimmed. The previews rolled. Halfway through the film, a father seated beside me leaned over and reminded his ...

A private lunar lander from Japan has fallen silent while descending to a touchdown on the moon. Flight controllers lost contact with the spacecraft Friday and were uncertain of its fate.

CALIFORNIA — The four-person civilian Fram2 mission returned home in a splash down off the coast of California on Friday after being the first humans to orbit Earth's polar regions. Riding in ...

Now, researchers using data from a NASA moon probe report something startling in the journal Science: 290 million years ago, the rate of impacts on the moon—and thus, Earth —increased ...