A Spring Triangle of stars heralds the season

As the Northern Hemisphere enters spring, look for the Spring Triangle rising in the east, made up of bright stars from 3 prominent constellations.

Will the Ohio meteor fall yield a bonanza of space rocks?

The meteor that shook parts of Ohio and Pennsylvania on St. Patrick's day dropped meteorites on the landscape. See a strewn field map and some meteorites.

U.S. heatwave breaks multiple all-time highs

An early season U.S. heatwave has spread across a wide swath of the country. Many all-time high temp records for March have fallen. How hot will it get?

More moons for Jupiter and Saturn! New totals here

The Minor Planet Center announced 4 more moons for Jupiter and 11 for Saturn on March 16, 2026. Their new grand totals? Saturn has 285 and Jupiter has 101.

Equinox sun above horizon all day at the poles

We know the equinox sun rises due east and sets due west. But what happens at Earth's poles? Does the sun look exactly the same at both poles?

The equinox sun rises due east and sets due west

The 2026 September equinox occurs on 14:46 UTC (9:46 p.m. CDT) on March 20. And the equinox sun rises and sets due east and due west.

New kind of searing, molten super-Earth exoplanet revealed

L 98-59 d is a molten super-Earth exoplanet, with a deep subsurface global ocean of magma. The study's results come from new analysis of data from Webb.

Are day and night equal on the equinox? Not exactly

Are day and night equal at an equinox? No. Earth's atmosphere and our sun team up to give us more day than night during an equinox.

Pyxis the Compass shines in the March night sky

Pyxis the Compass is a constellation lying in southern skies. But Northern Hemisphere viewers can get a glimpse of in March.

A comet breaks apart, and Hubble sees it happen

Hubble captures a rare moment as a comet breaks apart after passing close to our sun. The images revealing ancient material from the early solar system.