Earth
Human World
Good news! Here’s where light pollution is getting better
A new global map from NASA shows areas that are seeing a reduction in light pollution. See the maps here and learn how to limit light pollution near you.
Human World
John F. Kennedy moon landing speech 65th anniversary
On May 25, 1961, John F. Kennedy addressed the US Congress, inspiring a nation to a moon landing, the Apollo missions, and the dream of a return to the moon.
Earth

Will Lake Mead – largest US reservoir – reach record lows?

The U.S. Bureau of Reclamation said that the water levels at Lake Mead could drop to all-time lows by July 2027. Read more here.
Space

Hot Jupiter exoplanet has cloudy mornings and clear evenings

New observations with the Webb space telescope of the hot Jupiter exoplanet WASP-94A b show that sandy clouds fill the morning skies, but dissipate by evening.
Constellations

Meet Crux, the constellation of the Southern Cross

Crux, the constellation of the Southern Cross, is a hallmark of southern skies and contains the open cluster known as the Jewel Box.
Sun

Sun news: New region arrives, fires 16 flares!

Sun news for May 24, 2026: Newcomer AR4446 fires 16 C-class flares on arrival! More complexity may be hidden. A coronal hole stream may arrive on May 26.
Astronomy Essentials
Tonight

Visible planets and night sky guide for May

Visible planets and night sky guide. Look for the 1st quarter moon in Leo this evening. And don't miss Deborah Byrd's video about Venus and Jupiter!
Earth

The Atlantic hurricane season forecast for 2026 is out!

On May 21, 2026, NOAA came out with the forecast for the 2026 Atlantic hurricane season. The forecast calls for a below-average season.
Earth

Joplin tornado: 15-year anniversary of a disaster

It’s been 15 years since the Joplin tornado killed more than 150 people. What is the town of Joplin, Missouri, like today?
Brightest Stars

Meet Regulus, Leo the Lion’s Heart and brightest star

The bright star Regulus in Leo the Lion is prominent in the evening sky in May. It looks like a single point of light, but is really 4 stars.