The Sun emitted its largest flare of Solar Cycle 25 on October 3, 2024. NASA classified it as X9.0, where X is the strongest class, and the higher the number, the more powerful the flare. Credit: NASA/SDO In an October 15 teleconference, representatives from NASA and the National Oceanic and Atmospheric Administration (NOAA) announced that […]
The Sun has reached solar maximum, NASA and NOAA scientists say Read More »
NoÎl Wells as DíVana Tendi, Tawny Newsome as Beckett Mariner, Jack Quaid as Boimler, Eugene Cordero as Rutherford, and Dawnn Lewis as Captain Carol Freeman in episode 5, season 5 of Lower Decks streaming on Paramount+, 2024. (Image credit: Paramount+) Starbases are supposed to be a home away from home for starship crews, a sanctuary
‘Star Trek: Lower Decks’ Season 5 episode 5: What’s the problem with Starbase 80? Read More »
Meteors appear to rain from the sky during the Geminid meteor shower in 2020. Credit: Jeff Sullivan (Flickr, CC BY-NC-ND 2.0) A couple of articles published today in Nature look at the origins of many meteorites that fall to Earth. By examining the detailed composition of the rocks, ascertaining the time since they broke off
Most meteorites come from just three sources Read More »
The moon features prominently in a quilt created by Laura Mosher for the 2016 International Quilt Festival. Now a new quilt challenge is inviting students and crafters to create lunar-themed quilt blocks for a Kennedy Center for Performing Arts exhibit in 2025. (Image credit: NASA) Ten years after launching a patchwork of stars from her
First quilter in space challenges students, crafters to stitch the moon Read More »
The Large Magellanic Cloud (LMC) is a dwarf galaxy orbiting our galaxy with a mass about 1% of the Milky Way. A dwarf galaxy perhaps twice as large as the Grand Galaxy, called Loki, may have merged with the Milky Way early in our galaxy’s history, a new study says. Credit: ESO/VMC survey The Milky
A small Milky Way may have swallowed a dwarf galaxy called Loki Read More »
The spear-shaped anti-tail of Comet Tsuchinshan-ATLAS (C/2023 A3) is on full display in this image taken on October 14. Credit: Chris Schur Comet C/2023 A3, also known as Tsuchinshan-ATLAS, has been in the evening sky for a week now. If you haven’t seen it, it’s understandable because there was also a bright Moon in the
See Comet Tsuchinshan-ATLAS while you can Read More »
(Image credit: Future/Amazon) Walmart has dropped the Canon EOS R5 camera to its lowest-ever price in this incredible Black Friday deal. It’s now available for $2407.74 exclusively at Walmart, reduced from its usual $3,899 Amazon price. We’ve tested the Canon EOS R5, and with a score of four and a half stars out of five,
The author captured the Rosette Nebula under Bortle 2 skies with a ZWO ASI2600MC Pro camera on an Astro-Tech 72ED refractor on an iOptron CEM40 mount. This image includes 104 three-minute exposures. Credit: Molly Wakeling Getting into astrophotography can be daunting. With so many different telescopes, cameras and mounts and all their variations, where to
Finding your first astronomical imaging facility Read More »
Comet C/2023 A3 (Tsuchinshan-ATLAS) rises above a tranquil Mount Etna in this photograph taken on October 20, 2024. Credit: Gianni Tumino Comet C/2023 A3, better known as Tsuchinshan-ATLAS, is fading in brightness as it moves away from the Sun and Earth in the evening sky. It is still visible to the naked eye in a
Can you still see Comet Tsuchinshan-ATLAS? Read More »
Another fireball lit up the skies this week, this time over the U.S. Midwest and parts of Canada — but unlike the last one, this one came from outer space. The meteor burned up on the morning of Nov. 13, around 6:31 a.m. Mountain Standard Time (8:31 a.m. EST or 1331 GMT). The resulting fireball