See the delicate crescent moon dance with the ‘Seven Sisters’ of the Pleiades tonight

The Pleiades is a 1,000-strong open star cluster in the constellation Taurus.

Northern lights may be visible in 18 states tonight and over the weekend

Auroras may be visible from Alaska to Illinois tonight and over the weekend as several coronal mass ejections and fast solar wind impact Earth.

Northern lights could get a boost from the spring equinox this weekend — here’s why

Incoming solar storms could spark auroras this weekend and thanks to the spring equinox, Earth is perfectly aligned to amplify the show.

A not-so-equal equinox: Why day beats night on the 1st day of spring

The spring equinox marks the first day of spring today, but daylight actually lasts several minutes longer than night. Here’s why the equinox doesn’t appear perfectly equal.

Earthshine will reveal the moon’s hidden face tonight— here’s how to see it

Catch the soft glow of earthshine as a young crescent moon appears low after sunset.

One of the youngest visible moons of the year appears alongside Venus tonight — here’s how to see it

Look west after sunset on March 19 to try spotting a razor-thin crescent moon less than 24 hours old with brilliant Venus lighting the way.

Northern lights may be visible in 18 states March 19

Auroras may be visible from Alaska to Illinois tonight as several coronal mass ejections barrel toward Earth.

New moon of March 2026 brings stunning views of Jupiter, Venus, zodiacal light and more this week

Winter constellations shine defiantly in the face of spring as galaxy season and zodiacal light beckon.