In the coming days ahead, if any of your friends or relatives remark to you that they saw a "strange UFO" on the way to work ...

A twisting, whirling streamer of plasma escaping the sun in the aftermath of a coronal mass ejection (CME) has been captured on video by the European Space Agency's Solar Orbiter, and could provide ...

When you think of objects visible from Earth with the naked eye, deep-space star-forming regions ... that are roughly 5 million times as bright as our own sun and 100 times as massive.

Newly discovered comet SWAN25F will reach its closest point to the sun on May 1, but lots of details about the bright object ...