Astronomy news published by Sky & Telescope magazine.

This Week's Sky at a Glance, June 19 – 28

19 Jun 2026 at 8:42am

The Moon as it will appear in an amateur telescope at 10 p.m. EDT Friday the 19th. This week Venus and Jupiter continue moving apart low in the western twilight. Vega and Arcturus shine equally high after dark. And watch Beta Lyrae self-eclipse.

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“Shadow Blaster” Galaxy Might Have Sent High-Energy Neutrino to Earth

18 Jun 2026 at 12:00pm

A star-forming galaxy in the early universe might have sent a ghostly particle known as a neutrino crashing into the ice at Earth’s South Pole, after an 11 billion-year journey through space.

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"Little Red Dot" Is a Cocooned Black Hole

16 Jun 2026 at 12:00pm

A deep spectrum of a mysterious "little red dot" reveals a supermassive black hole cocooned in gas so dense it's opaque — but glowing in the infrared.

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Did A Moon-Size Planet Grow Fast and Die Young in the Early Solar System?

12 Jun 2026 at 1:05pm

A rare meteorite recovered from the Sahara Desert could be a fragment of a Moon-size body that met a violent end in the earliest days of the solar system.

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Revival of Australia’s Molonglo Radio Telescope

11 Jun 2026 at 12:00pm

Australia's Molonglo Observatory was saved from retirement; now, it holds the promise of future radio observations.

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Meet Callisto, Jupiter's Ancient Moon

10 Jun 2026 at 12:00pm

Meet Callisto, the heavily cratered moon that's the most distant of the Galilean satellites from Jupiter.

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Alan Hale (1958-2026)

9 Jun 2026 at 7:42pm

Astronomer and comet-hunter Alan Hale passed away on Saturday, June 6th, at 68 years old in his home in Cloudcroft, New Mexico.

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Amazon's Satellites Are Impacting Astronomy

9 Jun 2026 at 12:53pm

The satellites being launched by Amazon are brighter than IAU-recommended limits — which means they'll interfere with astronomy.

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