Solar flares are a fascinating thing and have a profound effect on what astronomers refer to as "space weather." These events ...

A school-bus-sized asteroid is expected to spend about two months orbiting Earth as a "mini moon" as it gets temporarily ...

The first day of fall arrives on Sunday with the autumn equinox, starting shorter, colder days because of Earth's axis and ...

See how our seasons come from Earth's tilt and yearly loop around the sun, which changes the ice cover, vegetation, and ...

In a rare astronomical event, Earth is set to capture a temporary moon between September 29 and November 25. The new addition ...

We now know that black holes occur frequently throughout the universe. One Sagittarius A* sits at the center of our galaxy, ...

The asteroid is expected to make a “horseshoe path” around Earth over the next two months, researchers wrote in a recent ...

On Sept. 22, 2006,the Japanese Aerospace Exploration Agency launched a sun-observing satellite called Hinode, or Solar-B. It ...

The final hurdle for Tsuchinshan-ATLAS to surmount will come on the afternoon of Sept. 27, when it arrives at perihelion — the closest point in its orbit to the sun.

The Orioles’ offense is struggling to wake up, but their starting rotation is doing enough to keep them afloat as they close in on a likely second straight postseason berth with nine games ...

Starting next week an asteroid about the size of a school bus will be temporarily caught by the Earth’s gravity. It’s called ...

The sun is placed directly over the equator during the fall and spring equinox at noon. For a few days before and after the ...