Celestron’s Weatherproof Telescope Cover protects the company’s scopes as large as 11 inches from the effects of the elements. The aluminum-laminated cover measures 57.9 by 70.1 inches (147 by 178 ...

The young cluster Pismis 24 lies at the heart of the Lobster Nebula (NGC 6357) in Scorpius. The brilliant stars rank among the hottest and most massive in our galaxy. Tens of thousands of background ...

Our attention is back on Jupiter in the west this evening, though, as Ganymede finally reaches the planet’s eastern limb and begins a transit overnight. First, though, Io is completing another transit ...

While Comets Wierzchoś and Tempel 2 are faint, there’s a breakout star in the early-morning sky that’s cracked naked-eye visibility: Comet C/2025 R3 (PanSTARRS). Recently recorded at mid-5th magnitude ...

If you’re up after midnight on the 9th in the Central time zone (early-morning hours of April 10), you can catch the start of another shadow transit this week at Jupiter. The giant planet remains in ...

Yes, groups are making plans, but addressing the trash problem on the Moon is surprisingly complex. Currently, organizations are looking at the problem through three different lenses: preservation, ...

For the first time in over half a century, humans journeyed to the Moon — and Friday, they’re coming home. Commander Reid Wiseman, Pilot Victor Glover, Mission Specialist Christina Koch, and Canadian ...

In 1959, having determined that military test pilots would make the best astronauts, NASA began screening the records of 508 candidates. From there the group was narrowed to 110 men who went through ...

In 1958, a newly minted Harvard Ph. D. named Frank Drake came to Green Bank. Usually he sought out typical radio astronomy targets — the Van Allen Belts around Earth, say, or the surface temperature ...

On April 10, 2019, astronomers revealed the first image ever taken of a black hole, bringing a dramatic conclusion to a decades-long effort. The iconic image offered humanity its first glimpse at the ...

The Sky This Week from February 20 to 27: The Moon grazes the Pleiades Sky This Week, The Sky This Week ...

The Orion spacecraft will be visible, if challenging, from the U.S. early on the morning of Friday, April 10. Here's how to ...