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Moon, Aldebaran, Pleiades Jan 22-24, 2021,

Celestial News & Events

This Week's Sky at a Glance, January 22 – 30

Right after dark, face east and look very high. The bright star there is Capella, the Goat Star. To the right of it, by a couple of finger-widths at arm's length, is a small, narrow triangle of 3rd- and 4th-magnitude stars known as "the Kids." Though they're not exactly eye-grabbing, they form a never-forgotten asterism with Capella.

Comet 67P/Churyumov-Gerasimenko

Celestial News & Events

Comet Watch 2021

If you own an 8-inch or larger telescope you might see more than a dozen new and returning comets this year, including one potential naked-eye candidate.

Moon passing Mars, Jan 20-21, 2021

Celestial News & Events

This Week's Sky at a Glance, January 15 – 23

Bright Capella high overhead, and equally bright Rigel in Orion's foot, have almost the same right ascension. This means they cross your sky’s meridian at almost exactly the same time. So whenever Capella passes the zenith, Rigel marks true south, and vice versa. That happens around 9 or 10 p.m. now.

Total solar eclipse above Patagonia

Stargazer's Corner: Adventures Under the Night Sky

Solar Eruption During the Great Patagonian Eclipse

The recent total solar eclipse visible from Chile and Argentina had some surprises: Photos revealed a total solar eclipse and comets not seen by eye.

Celestial News & Events

This Week's Sky at a Glance, January 8 – 16

Twilight challenge: the planet-conjunction finale! Jupiter and Saturn are becoming ever harder to pick up low in bright twilight, but bring those binoculars on Saturday Jan. 9th. Because then they'll be three! Mercury is emerging to join them. It will pass by them for a couple more days.

Deep-sky map Capella region

Celestial Objects to Observe

Foraging for Deep-sky Delights with Capella, the Goat Star

We explore deep-sky riches within a stone's throw of Capella, one of the season's brightest stars.

Kochab in the Little Dipper

Bright Stars

Meet Kochab, a Guardian of the Pole

Meet the stars: Kochab is no record-breaking bright star, but it's easy enough to find — and it may have played an important role through history.

The Hyades open star cluster

Night Sky Sights

January: The Hyades & Pleiades

Start the new year right with the easy-to-follow stargazing highlights offered by our Sky Tour astronomy podcast. Here's a preview of this month's guided audio tour.

This Week's Sky At a Glance

This Week's Sky at a Glance, January 1 – 9

As Jupiter and Saturn continue to draw apart, they're sinking ever lower in the southwest in twilight. How much longer can you keep them in view?

Sirius and M41

Celestial Objects to Observe

Tour 15 of the Brightest Stars on New Year's Eve (VIDEO)

Tour 15 of the sky's brightest stars all in one night on this New Year's Eve! This interactive Worldwide Telescope video will show you the way.

Leonid fireball crossing Orion

Night Sky Sights

The Best Meteor Showers in 2021

Sky & Telescope predicts that the year's best meteor shower will be the strong, fireball-rich Perseids in mid-August.

The Moon and the Winter Hexagon

Night Sky Sights

Watch the Moon Journey Across the Winter Hexagon

About once a month this winter, we can watch the Moon take a four-day journey across a field of stars termed the "Winter Hexagon."

This Week's Sky At a Glance

This Week's Sky at a Glance, December 25 – January 1

Jupiter and Saturn remain close together low in the southwest in twilight, though they're widening every day. They'll sink away into the sunset after New Year's.

Aldebaran vs. the Sun

Night Sky Sights

Meet Aldebaran, the Bull’s Eye

Learn more about Aldebaran, the red-orange giant star that "follows" the Pleiades across the sky.

Celestial News & Events

Jupiter and Saturn Embrace in Solstice Conjunction

Jupiter and Saturn fashion the Great Conjunction of 2020 when they pair up on December 21st, the winter solstice. That evening they'll be closest in nearly 400 years.

Jupiter and Saturn in conjunction at dusk, Dec 21, 2020

This Week's Sky At a Glance

This Week's Sky at a Glance, December 18 – 26

This is the week of Jupiter and Saturn's super-close conjunction, and the whole world will be watching. Their separation narrows each evening until December 21st, then re-widens.

Path of the solar eclipse on December 14, 2020.

Celestial News & Events

A South American Total Eclipse

The Moon’s shadow visits Chile and Argentina again. If you can't be there, watch online!

Saturn-Jupiter near Capricorn

This Week's Sky At a Glance

This Week's Sky at a Glance, December 11 – 19

Jupiter and Saturn are getting strikingly close together! Look southwest in early evening. And on the other side of the sky, Orion comes into view low in the east after dinnertime, below the Pleiades and Aldebaran.

Geminids from Tenerife

Explore the Night with Bob King

A Banner Year for the Geminid Meteor Shower

With no Moon to brighten the night, this year's rich Geminid meteor shower should be one of the best ever. Find a spot away from city lights, dress warmly, and don't forget the hot chocolate.

Jupiter and Saturn at dusk, early Dec 2020

This Week's Sky At a Glance

This Week's Sky at a Glance, December 4 – 12

Jupiter and Saturn continue closing toward their record-breaking conjunction 0.1° apart on December 21st. Mars stands high, and Orion is on the rise.

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