Artemis I and the Moon
Launch of Artemis I
merging galaxies from webb, hubble space telescopes

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StarDate Radio: November 30 — Moon and Companions

The Moon slides through a bright triangle this evening — the planets Jupiter and Saturn and the star Fomalhaut.

Jupiter...More »

StarDate Radio: November 29 — Stormy X-Rays

Muons are handy things. The particles act as cosmic X-ray machines. They’ve allowed scientists to peer into volcanoes, pyramids, and...More »

Stargazing: November 29

A “little goat” scampers high across the sky on autumn nights. Capella represents the shoulder of Auriga the charioteer, although...More »

Stargazing: November 28

The fat crescent Moon is in the south and southwest this evening. The giant planet Saturn stands above the Moon...More »

StarDate Radio: November 28 — Moon and Saturn

The Moon is drifting away from us — at about an inch and a half per year. That’s not much,...More »

Stargazing: November 27

Look for Mars all night long. The planet is low in the east-northeast as night falls and looks like a...More »

StarDate Radio: November 27 — Martian Air

The Martian atmosphere is nothing to sniff at — or to sniff at all. It’s less than one percent as...More »

Stargazing: November 26

Mars is a stunner now. It outshines everything that’s currently in the night sky except the Moon and the planet...More »

StarDate Radio: November 26 — Martian Lake

The landing site of the Perseverance Mars rover could have been quite comfortable about three-and-a-half billion years ago. The rover...More »

StarDate Radio: November 25 — The Sounds of Mars

On Mars, visitors from Earth are like loud neighbors who refuse to settle down. On Mars, though, the noise doesn’t...More »

Stargazing: November 25

For stargazers, no time is as beautiful as late fall and early winter, when the evening sky abounds with bright...More »

StarDate Radio: November 24 — Thanksgiving Sky

The night sky brings Thanksgiving to a beautiful end, highlighted by a couple of bright trios. One is in good...More »

Stargazing: November 24

As night falls, Jupiter, Saturn, and Fomalhaut form a bright triangle. Brilliant Jupiter is half way up in the southeast....More »

Current Magazine

StarDate cover November-December 2022

Punch and Counterpunch: How asteroids threaten Earth and what we can do to fight back.

2022 Sky Almanac

This year offers up some beautiful skywatching treats, including two good lunar eclipses and several planetary conjunctions. You can find all the details on these and many other events in our 2022 Sky Almanac. Plan your skywatching adventures with tips on eclipses, meteor showers, and more, plus keep an eye on the bright planets.

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