hubble space telescope images show aftermath of dart impact into an asteroid
venus and jupiter pass close to each other in the evening sky
field of galaxies from webb telescope
Artist's concept of dwarf planet Quaoar (center) and its ring, with a small moon at left and the sun at the right

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StarDate Radio: March 8 — Active Mars

Mars isn’t quite dead yet. A volcanic region on the planet appears to have stayed active for the past 500...More »

StarDate Radio: March 7 — Comet Kohoutek

Comets are as fickle as the weather — and just as hard to predict. A prime example is Comet Kohoutek....More »

Stargazing: March 7

Seven bright stars that outline the constellation Orion are all supergiants, the biggest class of stars. That includes the three...More »

StarDate Radio: March 6 — Early Galaxies

James Webb Space Telescope started out with a bang. Some of its first pictures revealed that the universe was churning...More »

Stargazing: March 6

The Moon will be full at 6:40 a.m. CST tomorrow as it aligns opposite the Sun in our sky. The...More »

Stargazing: March 5

Regulus, the brightest star of Leo, is to the right or lower right of the Moon at nightfall, and below...More »

StarDate Radio: March 5 — Moon and Regulus

In most calendar systems, two objects play leading roles: the Sun and Moon. Their motions across the sky define the...More »

Stargazing: March 4

Cancer, the crab, is high in the sky at nightfall tonight, above the Moon. The constellation is home to a...More »

StarDate Radio: March 4 — Future Fireworks

If you happen to be looking at the constellation Cancer in a couple of hundred million years, you might see...More »

Stargazing: March 3

Queen Berenice spreads her tresses across the eastern sky tonight. They form a tight spray of faint stars known as...More »

StarDate Radio: March 3 — Following Up

Astronomers continue to track an asteroid that took a big wallop a few months ago. The observations will tell us...More »

StarDate Radio: March 2 — Moon and Twins

Traveling to any astronomical object beyond Earth takes time. Apollo astronauts left Earth at 25,000 miles per hour, yet it...More »

Stargazing: March 2

Pollux and Castor, the twins of Gemini, appear near the Moon tonight. Pollux, the brighter twin, is closer to the...More »

Current Magazine

Cover of March-April 2023 StarDate magazine

Forecasting space weather, digging up lunar fossils

2023 Sky Almanac

This year marks the golden anniversary of StarDate magazine, so we’re celebrating by describing the progress and discoveries of the past 50 years of astronomy, along with some tidbits about our own history.

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