The rare 3I/ATLAS alignment on Jan. 22 coincides with the 'opposition surge' phenomenon. Learn the mystery of this 13-billion-year-old visitor.

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

A rare astronomical event will display six planets in alignment, visible after sunset, giving skywatchers a spectacular ...

A January 2026 Earth–Sun alignment allows measurements of the opposition surge from interstellar object 3I/ATLAS using ...

When a planet's orbit brings it between Earth and a distant star, it's more than just a cosmic game of hide and seek. It's an opportunity for NASA to improve its understanding of that planet's ...

A rare alignment of two exoplanets with their star, marking one of the few known exosyzygies, an astronomical event involving celestial bodies outside our solar system, is expected to occur. Despite ...

A planetary conjunction, with the moon and Saturn will occur overnight Jan. 23, NASA said. The rendezvous is what's known in ...

If you're an early riser, you're in for a treat. On Sunday, Aug. 10, six planets — Mercury, Venus, Jupiter, Saturn, Uranus and Neptune — will line up in what is called a "planetary alignment." This ...

A small planetary alignment is on the horizon It will take place near the end of May A crescent moon will be wedged between Venus to the south and Saturn to the north Astronomy fans got to see a ...