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Mauve

Astronomy in Space with David Dickinson

First Private Space Telescope Launches Successfully

A small space telescope may signal a big new trend for modern astronomy.

Explore the Night with Bob King

Lure of the Obscure — Andromeda's Parachute and Dracula's Chivito

Observers can't resist the challenge of seeking faint objects with curious names. We go deep and visit two — Andromeda's Parachute and Dracula's Chivito.

Comet K1 ATLAS on Nov. 18, 2025

Explore the Night with Bob King

Comet K1/ATLAS Crumbles, Interstellar Comet 3I/ATLAS Delights

Watch an Oort Cloud comet disintegrate before your eyes. Meanwhile, interstellar intruder 3I/ATLAS is brighter than expected.

Astronomy in Space with David Dickinson

ESCAPADE Mission Launches for a Long Trip to Mars

A small but unique mission to Mars is taking an innovative path to reach the Red Planet in late 2027.

Corona aurora

Explore the Night with Bob King

Double Solar Eruptions Spark Widespread Aurora

Last night's aurora painted the sky in reds, greens and even oranges. It's expected to return tonight!

Saturn's rings Nov. 7, 2025

Explore the Night with Bob King

See Saturn's Rings at Their Thinnest

Saturn's as edgy as it'll get for the next 13 years. With special visual treats in store, here's what to keep eyes on the planet this month.

Chile tour group

Astronomy Travel

Astronomy Heaven: Sky & Telescope Tours Chile

Sky & Telescope's Chile tour offered magnificent views of the southern sky, professional observatories, and one of the world’s most remarkable deserts.

Why We Look Up with Jennifer Willis

Stargazing Opportunities Lost and Found

Observing obstacles plague all amateur astronomers, but when the chance arises, we can still embrace unanticipated wonder.

Comet 3I/ATLAS closeup

Explore the Night with Bob King

All Eyes on Interstellar Comet 3I/ATLAS

An alien comet will soon depart from the Sun's glare and enter the morning sky. It may be even brighter than expected, so get ready for the observing opportunity of a lifetime.

Orionid composite 2015-2022

Explore the Night with Bob King

Dip a Toe in the Orionid Meteor Stream on Oct. 20-21

Circumstances are ideal for watching debris from Halley's Comet set the morning sky ablaze.

Why We Look Up with Jennifer Willis

Get Thee to a Dark Sky Site!

The experience of truly dark skies is one that no one should miss.

Comet Lemmon on September 26th

Explore the Night with Bob King

Two Bright Comets Converge on Northern Hemisphere Skies

After a dearth of bright comets earlier this year, we look forward to an exciting month ahead.

VIPER

Astronomy in Space with David Dickinson

NASA's VIPER Mission Has Found Another Ride to the Moon

VIPER, a water-seeking rover, has gotten a new lease on life, with a new launch vehicle and lander announced by NASA.

IMAP Launch

Astronomy in Space with David Dickinson

NASA Launches Three Missions to Observe the Sun

A new heliophysics mission seeks to unlock the secrets of the region where the solar wind collides with cosmic radiation.

Nova Cen early image

Explore the Night with Bob King

Australian Astronomer Discovers Back-to-back Novae!

John Seach hit the jackpot, discovering novae in both Centaurus and Sagittarius within a day of each other.

Titan shadow transit September 4, 2025

Explore the Night with Bob King

Last Call for a Remarkable Titan Shadow Transit

Titan joins its shadow for a "grand finale" this October.

Comet SWAN25B

Explore the Night with Bob King

New Comet SWAN (C/2025 R2) Pops Out from Behind the Sun

Ukrainian amateur discovers a bright, new comet now in the evening sky.

Why We Look Up with Jennifer Willis

Why We Look Up: Simply Stargazing

Whether you end up catching a falling star or not, meteor shower vigils offer time with the stars.

Comet Lemmon Aug. 25, 2025

Explore the Night with Bob King

Sweet Prospects for Comet Lemmon (C/2025 A6)

A promising comet could reach naked-eye brightness next month. Here's how to track it.

Venus flyby

Astronomy in Space with David Dickinson

Jupiter-bound Probe Flies By Venus

The European spacecraft en route to Jupiter, named JUICE, completed its only flyby of the planet Venus