The moon is looking bright in the sky tonight, and that's for good reason. It's all down to where we are in the current lunar ...

Because Earth moves in an elliptical orbit around the sun, being further away means it travels slower along its orbit. This ...

The Earth and Moon orbit a point around 5,000 kilometers (3,100 miles) from the center of the Earth, though this changes as the Moon moves further and further away from the Earth.

The new moon occurs on June 25. A day later, Mercury reaches its highest point in the evening sky, and on June 27, the young ...

“The probability that asteroid 2024 YR4 will strike the Moon on 22 December 2032 is now approximately 4 percent, and this ...

The discovery of the exoplanet, a super-Earth called Kepler-735c, is all down to something called transit timing variations, ...

To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

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 ...

This month will usher in two separate conjunctions — one between the moon and a rarely-visible Mercury, and another between the moon and Mars.

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.

Asteroids around Venus, shown in the background above during a 2012 transit, are difficult to track because they fall inside Earth's orbit and are obscured by the sun's glare.