Tonight

Visible planets and night sky guide for January

Visible planets and night sky guide for January 2025. Tonight, look for the last quarter moon. It’ll rise after midnight your local time and set around noon.

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Visible planets and night sky guide for January

Visible planets and night sky guide for January

Meteor shower guide 2025: Next up is the April Lyrids

Sirius is a future southern Pole Star

What is the zodiac? Why is it important in astronomy?

Mercury farthest from sunset on March 7-8

March equinox 2025: All you need to know

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Astronomy Essentials

Visible planets and night sky guide for January

Mars at its biggest and brightest tonight!

Lunar occultation of Mars on January 13, 2025. Images here!

Venus now brilliant in the evening sky

Brightest Stars

Capella is sometimes called the Goat Star

Schedar shines brightly at the Queen’s heart

Orange Aldebaran is Taurus the Bull’s fiery eye

Bellatrix is Orion’s 3rd-brightest star

Constellations

Canis Major and brilliant Sirius in the New Year

Orion the Hunter, the most recognizable constellation

Meet Pisces the Fish, 1st constellation of the zodiac

Tucana the Toucan is home to the Small Magellanic Cloud

Clusters Nebulae Galaxies

The Orion Nebula (M42) is a starry nursery

Messier objects are fuzzy patches in the night sky

Double Cluster in Perseus on October evenings

The Andromeda galaxy: All you need to know

Favorite Star Patterns

Meet the Winter Circle, aka the Winter Hexagon

The Hyades star cluster: The Face of Taurus the Bull

The Pleiades – or 7 Sisters – known around the world

Great Square of Pegasus gallops into the autumn sky