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Farthest fast radio burst, in a weird place
The most distant known fast radio burst flashed from an unlikely place: a collection of galaxies that existed when the universe was only 5 billion years old.
January 12, 2024
2023 was the hottest year on record, data show
A combination of greenhouse gases, El Niño and other natural variations made 2023 the hottest year on record. Learn more here.
January 12, 2024
NASA to unveil the X-59, an experimental supersonic jet
The X-59 is designed to break the sound barrier without creating a super-loud sonic boom. You can see it on January 12, 2024.
January 12, 2024
1st of 5 new supermoons in a row starting today
We will have 5 new supermoons in a row, starting on January 11, 2024. The April 8, 2924, new supermoon will result in the April 8, 2024, total solar eclipse!
January 11, 2024
2024’s biggest eclipse MISS happens January 11
January's new moon will be the biggest eclipse miss of 2024, an ultra-thin crescent not nearly aligned closely enough with the sun for a solar eclipse.
January 10, 2024
Small Magellanic Cloud revealed as 2 objects
A new study, not yet peer-reviewed, suggests the Small Magellanic Cloud may not be 1 galaxy but 2 star-forming regions superimposed along our line of sight.
January 10, 2024
Habitable exoplanets may have less carbon dioxide
A new study says that rocky habitable exoplanets likely have less carbon dioxide in their atmospheres as compared to similar planets in the same system.
January 10, 2024
Bright Procyon: The Little Dog Star in Canis Minor
The Dog Star, Sirius, is easy to spot because it's the sky's brightest star. Procyon - the other Dog Star - is near its brighter brother on the sky's dome.
January 10, 2024
5 solar eclipses that changed our view of the world
Throughout history, total solar eclipses have blazed a path for science. Learn more about 5 solar eclipses that changed our view of the world.
January 9, 2024
What are X flares? Can they harm us?
X flares on the sun are the most powerful explosions in the solar system. We're likely to see more of them as we approach solar maximum, possibly due this year.
January 7, 2024
