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Read news from the world of astronomy for the week of May 26, 2023.
Latest News
JWST images of early galaxies have turned up a population of flat, red, extended disks that may have been entirely missed by previous surveys.
The Daniel K. Inouye Solar Telescope shows some stunning detail on the Sun.
A cosmic lens magnified the light of an exploding star. Now, astronomers are using observations of that supernova to calculate the universe’s current rate of expansion.
Astronomers have observed an unusual supernova, in which a helium star fed a white dwarf until it exploded.
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Observing Highlights
The Moon shines in the Sickle of Leo after dusk tonight. It's almost between the Sickle's two brightest stars: Regulus lower left of the Moon, and fainter Gamma Leonis to the Moon's upper right. Come Saturday evening the Moon shines under Leo's midsection.
A supergiant star exploded as a supernova in galaxy M101 in Ursa Major. It’s now bright enough to see in a 4.5-inch telescope!
This month’s episode takes you on a guided tour of the key stars and planets that you’ll see on May evenings.
Community
Hofstra University’s Astronomy Festival on the National Mall (AFNM) in Washington, DC, offers visitors a free guided tour of the sky on Saturday, June 24, from 6-11 p.m. This year’s festival is presented in association with Smithsonian Solstice Saturday and is organized by Dr. Donald Lubowich.