Astronomer Gianluca Masi and his Virtual Telescope Project will host a special livestream on Oct. 20 beginning at 1:30 p.m.

The comet will make its closest approach to Earth Tuesday, but Monday may be the best evening to see it. Come Monday around sunset, Teddy Kareta plans to ascend to the roof of a building near ...

Comet Lemmon is now visible with comet SWAN after sunset while also remaining visible before dawn for Northern Hemisphere ...

Learn when and where to see Comet Lemmon and Comet SWAN this October as they light up the night sky in a rare double comet ...

Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that ...

A comet discovered earlier this year, now just bright enough to be visible to the naked eye, is poised to be among the top ...

Imagine a world without the glow of your screen, the hum of your fridge, or the instant communication across continents.

To photograph the comet, Alton Spencer left Danbury, finding darker and elevated spots in Bridgewater and Warren.

Comet C/2025 R2 (SWAN) was discovered on Sept. 10 by Ukrainian amateur astronomer Vladimir Bezugly. It has brightened ...

Some 40 kilometers east of the Tanzanian coast in East Africa lies Latham Island, a rocky, utterly isolated and uninhabited ...

In "Mapmatics," a mathematician tells the stories of how math helps us track epidemics, map the seafloor, and plot a complex delivery route.

From camera tricks to trail-ready tires, Hyundai’s ruggedized Palisade makes mild off-roading accessible without sacrificing ...