Observing | Astronomy.com

Comet Tsuchinshan-ATLAS in 2024

Observing, Upcoming events

Comet Tsuchinshan-ATLAS will soon move into the evening sky

Full Moon in July 2016.

Observing, The Moon

2024 Full Moon calendar: When to see the Full Moon and phases

solar flare

Observing, Upcoming events

Will a new solar flare produce great northern lights?

At a distance of 12 million light-years and around 105,000 light-years across, NGC 253’s angular length is close to the diameter of the Full Moon.

Deep-Sky Objects

Observe the galaxies of Sculptor

First Quarter Moon in October 2024

The Sky This Week from October 4 to 11: Enjoy a First Quarter Moon

The blue reflection nebula M78 lies about 1,600 light-years away in Orion. It is a cloud of interstellar gas and dust that owes its luminosity to embedded, bright, blue, early B-type stars — making it the brightest diffuse reflection nebula in the Orion B molecular cloud complex.

Deep-Sky Objects

Deep-sky objects to target as a novice observer

Mars Rising, December 8, 2007

October 2024: What’s in the sky this month? Comet Tsuchinshan-ATLAS passes Earth, with Mars improving before dawn

The Sun, Upcoming events

An annular solar eclipse: This Week in Astronomy with Dave Eicher

Moai statues on Easter Island

The Moon, The Sun, Upcoming events

Get set for an eclipse on Easter Island

Annular eclipse

The Sky This Week from September 27 to October 4: South America sees an annular eclipse

Comet Tsuchinshan-ATLAS

Comet Tsuchinshan-ATLAS: The comet of the year is here

Observing, The Sun, Upcoming events

The Moon meets Venus: This Week in Astronomy with Dave Eicher