Observing | Page 19 of 70 | Astronomy.com

It may not look like much, but capturing photons from the distant quasar 3C 273 is one of the most awe-inspiring observations you can make with a small telescope.

Deep-Sky Objects

Target acquired: Observe Quasar 3C 273

Leonid meteors in the sky during the 2020 Leonid meteor shower

The Sky This Week from November 17 to 24: Look up for the Leonids

Leonid meteors and Venus

Observing, Upcoming Events

Look up! The Leonid meteor shower peaks this weekend

Comet C/2023 H2 (Lemmon)

The Sky This Week from November 10 to 17: Catch Comet Lemmon

The International Space Station streaks through the starry sky above vineyards in Portugal.

Human Spaceflight, Observing

How to see the International Space Station

HST image of Jupiter near opposition

The Sky This Week from November 3 to 10: See Jupiter at its best

A spectacle of sparkling stars and shining planets dance in hues of yellow, orange, and blue, as if creating a painting made by nature during the transition from civil twilight to nautical twilight.

Discover the three kinds of twilight

Astronomy contributing author Alister Ling views Comet Lemmon under a clear sky.

Observing, Upcoming Events

See Comet Lemmon at its brightest this week

Stunning celestial sights such as the Milky Way under clear skies require absolutely zero magnification at all.

Observing Basics

Strange Universe: Zero-power love affair

A close-up image of M51 properly calibrated.

Observing Basics

Observing Basics: Coming to terms

The author’s photo-illustration attempts to capture the unusual appearance of totality, as seen during the April 20, 2023, hybrid solar eclipse near Com, East Timor.

The Moon, The Sun

Secret Sky: A topsy-turvy eclipse

Constellation Perseus

Deep-Sky Objects

Binocular Universe: Heroic treasures