Only one of the known Venus co-orbital asteroids follows a nearly circular orbit; the others move on more elongated paths ...

"Being off even a little bit represents hundreds or thousands of kilometers in distance on the surface of the Earth." ...

The event, titled "Out of This World," will feature the Massapequa Philharmonic performing composer Gustav Holst's masterwork ...

Mercury is the month's highlight, reaching greatest elongation July 4. Also on show in the Southern Hemisphere: Mars, Saturn, ...

The International Space Station and China's Tiangong Space Station will be visible for early risers. Here's how to make a ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Venus moves east as July progresses and stands 3° due north of Aldebaran on the 14th, after skirting the northern regions of ...

Astronomers are making a surprising breakthrough in the study of Venus, as new simulations suggest there may be a hidden ...

A swarm of large asteroids likely lurking around Venus could one day pose an "invisible threat" to Earth if left unchecked, astronomers have warned.

These so-called co-orbital asteroids don't move in orbit around Venus but follow similar orbits around the Sun. Out of the 20 discovered to date, there are "Trojan" asteroids, which stay either in ...

Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

What's happening in the skies over North Texas this month? July holds some spectacular sights in the night and morning sky.