Astronomy news published by Sky & Telescope magazine.

NASA Brings Its Lunar Ambitions into Focus with Moon Base Missions

29 May 2026 at 6:25pm

Rovers, drones, and landers will usher in a sustained lunar presence, under the new plan NASA announced this week.

The post NASA Brings Its Lunar Ambitions into Focus with Moon Base Missions appeared first on Sky & Telescope.

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Evidence of Water Plumes from Jupiter's Moon Europa Vanishes

29 May 2026 at 4:11pm

Reanalysis shows that the Hubble Space Telescope's detection of water vapor escaping from Jupiter’s moon Europa might have been a glitch.

The post Evidence of Water Plumes from Jupiter's Moon Europa Vanishes appeared first on Sky & Telescope.

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This Week's Sky at a Glance, May 29 – June 7

29 May 2026 at 8:46am

Venus and Jupiter grab your eyes in the west in late twilight. The Summer Triangle marks the dark in the east. So will the subtler Milky Way once the glary Moon is gone.

The post This Week's Sky at a Glance, May 29 – June 7 appeared first on Sky & Telescope.

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Lost in the Star Clouds — A Milky Way Odyssey

27 May 2026 at 3:31pm

I share my "discovery" of a new Milky Way star cloud that's been staring at me for ages.

The post Lost in the Star Clouds — A Milky Way Odyssey appeared first on Sky & Telescope.

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NASA's Psyche Sends Back Amazing Images of Mars

26 May 2026 at 2:48pm

NASA’s Psyche asteroid mission made a course adjustment via a flyby past Mars en route to its final destination. Here's what it saw.

The post NASA's Psyche Sends Back Amazing Images of Mars appeared first on Sky & Telescope.

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This Week's Sky at a Glance, May 22 – 31

22 May 2026 at 9:11am

Venus and Jupiter — the Evening Star and the False Evening Star — draw closer together in the western twilight and point down to Mercury. The waxing Moon shows off its rich telescopic detail.

The post This Week's Sky at a Glance, May 22 – 31 appeared first on Sky & Telescope.

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Nereid Could be Neptune’s Only Original Moon

22 May 2026 at 7:18am

New research suggests that Triton — or a Triton-like object — might have disrupted Neptune's original moon system. Nereid might be the sole survivor.

The post Nereid Could be Neptune’s Only Original Moon appeared first on Sky & Telescope.

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How Jupiter’s Moon Ganymede Melted Its Core

19 May 2026 at 2:16pm

A new model explains how Ganymede got its molten core — which in turn has given Jupiter's largest moon its magnetic field.

The post How Jupiter’s Moon Ganymede Melted Its Core appeared first on Sky & Telescope.

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SMILE: European Space Weather Mission Launches

19 May 2026 at 5:26am

An innovative new mission will probe the mystery of how the Earth’s magnetosphere interacts with the solar wind.

The post SMILE: European Space Weather Mission Launches appeared first on Sky & Telescope.

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What's Feeding Our Supermassive Black Hole?

18 May 2026 at 1:00pm

Astronomers have identified the likely source of gas that flows into the maw of the Milky Way’s central black hole, Sagittarius A*.

The post What's Feeding Our Supermassive Black Hole? appeared first on Sky & Telescope.

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