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April 20, 2024, sun news. The sun is peppered with sunspots. CMEs and solar wind stirred up a surprisingly strong (G3) geomagnetic storm and auroras at Earth.
Bottom line: Visible planets and star guide for April 2024. The Lyrid meteor shower is here. Watch for these meteors before dawn.
Is alien life purple? Researchers from Cornell University think that as far as alien worlds go, purple may be the new green.
The wildfire season forecast is out. Learn what regions have a higher risk and which ones have a lower risk for April to July 2024. Maps here.
Here's something you - or your kids - might have noticed: When you're in a moving car, earthly objects get left behind, but the moon seems to follow. Why?
Colorado State University has released its Atlantic hurricane outlook for the upcoming season. Read more here and get the list of 2024's hurricane names.
The BepiColombo spacecraft, headed for Mercury, flew past Venus and found that carbon and oxygen ions are escaping into space from Venus' atmosphere.
Meteor showers are unpredictable but nothing beats them for a fun and relaxing time under the stars. Here's 10 tips to maximize your meteor viewing time.
The best time to watch the Lyrid meteor shower in 2024 is before dawn on the morning of April 22.
Kochab and Pherkad are the two outer stars in the bowl of the Little Dipper. They were the pole stars from 1500 BC to 500 BC.
Astronomers have discovered the most massive stellar black hole yet discovered in our home galaxy, the Milky Way. They call the object Gaia BH3.
According to new research, reforestation in the eastern U.S. helped counter rising temperatures in the 20th century. Learn more here.
The bright stars Arcturus and Vega can help you find the constellation Hercules and its Keystone asterism. Hercules is home to 2 fabulous globular clusters.
The New Horizons spacecraft saw a heart-shaped feature on Pluto during its 2015 flyby. New computer simulations suggest an impact created Pluto's heart.
Sextans the Sextant is in a dim patch of sky between Leo and Hydra that is home to some interesting galaxies, and one of the largest supermassive black holes.
Check out the image of the large asteroid 2013 NK4 - which is about 2,000 feet (610 meters) wide - that safely passed Earth on April 15, 2024.
NASA's Perseverance rover sampled an unusual Mars rock called Bunsen Peak. It is rich in carbonate and silica and likely came from an ancient lakeshore beach.
NASA's Webb space telescope looked for baby planets in the protoplanetary disks in 3 young planetary systems. It didn't find any, and scientists explain why.
Check out these wonderful total solar eclipse pics and video from our EarthSky community! See our editor's picks that capture the partial and total phases.
The heavy rains in Death Valley National Park over the past 6 months created a temporary lake and now a profusion of wildflowers.
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