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Taurus? Here’s your constellation

How to find to find the constellation Taurus in your night sky. Plus the names of some of its bright stars and star clusters and its mythology.

Will you see the Humanity Star?

The debate surrounding the Humanity Star. Is it possible to see? Can you see it from your location? How to try to see it, if it’s visible, here.

Return of the young moon, and Venus

Two lovely and hopeful signs in the sky … the returning young moon and Venus. Photos here from the EarthSky community.

Mars brighter in 2018 than since 2003

In 2003, Mars was closer and brighter in our sky than in nearly 60,000 years. In 2018, Mars will be at its brightest since then! Start watching Mars now.

Why no full moon in February 2018?

January and March 2018 have 2 full moons. February has none. Astronomer David Chapman explains moon cycles and calendars, with a word about moon names in the indigenous Mi’kmaw nation of Canada’s northern woodlands.

When is the next Blue Moon?

Blue-colored moons are rare. But folklore has defined 2 other sorts of Blue Moons, which are more commonly seen. The next one will be March 31, 2018.

Groundhog Day has roots in astronomy

Groundhog Day is tied to the movement of Earth around the sun. It’s the year’s 1st cross-quarter day.

These 2 stars in Scorpius are harbingers of spring

Go ahead. Treat yourself to something beautiful, and hopeful: a glimpse of 2 stars that represented a Pawnee version of Groundhog Day.

February guide to the bright planets

Awesome news! Venus has been spotted after sunset. Meanwhile, 3 of the 5 bright planets – Mars, Jupiter, Saturn – are up before dawn in February 2018. Mercury is still in the sun’s glare.

Orion Nebula is a place where new stars are being born

Everything you need to know about the Orion Nebula. How to find it in your sky tonight. Plus … the science of this star factory in space.

How far is Betelgeuse?

Finding star distances isn’t easy. Here’s how it’s done, and why astronomers modified the distance estimate to the famous star Betelgeuse.

No double moon in 2018, or ever

2018 will be an excellent year to view Mars. The planet will be closer to Earth – and brighter in our sky – than since 2003. But as big as the moon? Heck no.

Lengths of lunar months in 2018

This new moon ends the longest lunar month of the 21st century and begins the longest lunar month of 2018.

Best photos: Morning planets!

On Sunday morning, Jupiter and Mars were half a moon-diameter apart. Now the moon is sweeping past. Plus Mercury and Saturn are in conjunction this weekend. Photos here.

Close and far moons in 2018

In 2018, the moon swings farthest from Earth for the year on January 15, only 2 weeks after coming closest to Earth for the year on January 1.

EarthSky’s 2018 meteor shower guide

Plan ahead now for an awesome year of meteor-watching. Good news! In 2018, the year’s 2 most reliable showers – August Perseids and December Geminids – happen with little to no interference from the moon.

Sun in zodiac constellations, 2018

Sun-entry dates to zodiac constellations in 2018, using boundaries for constellations set by International Astronomical Union in 1930s.

How to translate UTC to your time

The Earth has 24 time zones. Look here to learn how to translate UTC to your local time zone.

Are December’s solstice and January’s perihelion related?

December solstice 2017 was December 21. Earth is closest to the sun for 2018 on January 2-3. Coincidence?

Super effect on us from supermoons?

A supermoon’s extra pull of gravity creates higher-than-usual tides. But the moon’s pull doesn’t affect a human body nearly as powerfully as it does an ocean.