the super-heated planet KELT 9b orbits its star
hale telescope dome at night
sombrero galaxy
new images of sunspots

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StarDate Radio: June 10 — Dubhe

When we look into the sky, we see one big, blinding star — the Sun. All the other stars are...More »

StarDate Radio: June 9 — Headed for Space

Hermann Oberth is one of the fathers of rocketry. He inspired some of the most successful rocket designers and builders...More »

Stargazing: June 9

Saturn, the second-largest planet in the solar system, will stand close to the upper right of the Moon at dawn...More »

StarDate Radio: June 8 — Moon and Saturn

A big impact basin gives one of the moons of Saturn a dual personality. From some angles, it makes Mimas...More »

Stargazing: June 8

The planet Saturn appears near the Moon in the wee hours of tomorrow morning. It stands to the upper left...More »

Stargazing: June 7

Centaurus wheels low across the south on June nights. Much of the constellation stays below the horizon. The brightest star...More »

StarDate Radio: June 7 — Super Heated

Vega, one of the brightest stars in the night sky, may be orbited by one of the hottest planets. The...More »

StarDate Radio: June 6 — Vega

One of the most brilliant stars in the night sky is a dominant presence from late spring through autumn. Vega...More »

Stargazing: June 6

One of the most brilliant stars is a dominant presence from late spring through autumn. Vega is the fifth-brightest star...More »

StarDate Radio: June 5 — Neutrinos

We’re sorry if it makes you feel a bit squeamish, but trillions of ghostly particles from beyond Earth zip through...More »

Stargazing: June 5

The year’s earliest sunrises in the northern hemisphere occur over the next few days. The date varies by latitude, with...More »

StarDate Radio: June 4 — Star Parties

Visitors to the Grand Canyon will find a bonus beginning on Saturday: the Grand Canyon Star Party. The week-long party...More »

Stargazing: June 4

The Moon is just a day past full tonight, so it overpowers the fainter stars. But some bright stars shine...More »

Current Magazine

Cover of May/June 2023 StarDate magazine

Going deep into the dark universe, digging gardens on the Moon and Mars

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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