The 2026 total solar eclipse reaches Iceland and Spain on August 12. Astronomy magazine’s Senior Editor Alison Klesman is on the ground in Iceland and Editor Emeritus Dave Eicher is in Spain — follow ...

AI’s appetite for power and water is growing as fast as its role in daily life. In 2024, artificial intelligence data centers accounted for roughly 4% of the U.S.’s electricity consumption. This ...

New Moon brings a total solar eclipse, while some of the U.S. sees a partial eclipse and the Perseids peak after dark.

As Gemini rises shortly before the Sun this morning, the planet Mercury is just over 7° due south of the constellation’s beta star, Pollux. An hour before sunrise, nearly all of Gemini has cleared the ...

Venus is set to reach dichotomy today, so take the chance to view it half-lit through a telescope in the evening sky.

A Long March 7A breaks apart less than two minutes after liftoff, and SpaceX runs its routine Starlink cadence from both ...

A total eclipse of the Sun coincides with the peak of the annual Perseid shower, plus Venus reaches dichotomy in the sky this ...

Mars and the crescent Moon hang together in the early-morning sky, straddling the border of Gemini and Taurus.

Saturn’s two-toned moon Iapetus passes through superior conjunction, sitting just south of the ringed world this morning.

The Moon passes in front of the stars of the Pleiades, visible in the eastern U.S., while distant ice giant Uranus hangs ...

Solar and lunar eclipses both occur this month, as Mars and Jupiter meet in the early morning and the Perseid meteor shower peaks.

Astronomers refer to elements heavier than helium as metals. Metal-rich naked-eye stars include Mu Leonis, Sirius, and Alpha Centauri.