The Quadrantid meteor shower peaks in early January, offering dazzling fireballs and up to 120 meteors per hour.

AB, a 42-foot Near-Earth Asteroid, will pass just 95,200 miles from Earth, providing scientists a unique chance to study it ...

Anyone tempted to ascribe the nighttime sightings of aircraft to alien intelligence ought to be dissuaded by the vast scale ...

While previous studies have analyzed this possibility by focusing on the infrared spectrum, a new study expands the possible ...

Its highly elliptical orbit around the sun brings it as close as 1.03 astronomical unit (AU) to our home star and as far out as 10.37 AU. (One astronomical unit is the average distance between ...

Despite how you may feel about 2024, it was a great year for people into space things. In April, a total solar eclipse treated North America to a rare celestial event, allowing viewers to see the ...

The energetic flare, which lasted approximately three days and suggests an emission region of less than three light-days in size (~170 AU, where 1 Astronomical Unit is the distance from the sun to ...

A sphere which had a radius of 1 astronomical unit (the average distance between Earth and the sun) would require more material than exists in the entire solar system. It is far more likely that ...