Statistically, the coldest week falls about now鈥 in late January鈥攆or most places in Europe and North America.Some of us who live in rural areas heat with wood, which may sound romantic until you鈥檝e done it for a while. You grab icy logs barehanded and lug them to the house, where any remaining wrist hairs are burned off as they鈥檙e tossed in the stove.En route, one sometimes鈥
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This Week's Amazing Sky
Who hasn鈥檛 heard of the Dog Star, Sirius? In February, it鈥檚 the brightest star in Earth鈥檚 night sky, parading overhead from nightfall until midnight. When viewing Sirius, we鈥檙e actually seeing the combined light of two stars. Learn how to find Sirius.Sirius is the alpha dog of the Big Dog constellation (Canis Major) and the brightest star of February. This star was considered bad news鈥
Groundhog Day. Just a bizarre tradition involving a marmot, right? Believe it or not, Groundhog Day is full of amazing sky-related stuff. Even its date relates to the heavens. Bob Berman explains the connection between astronomy and sky-watching.As the tradition goes, a Pennsylvania groundhog ignores crowds of humans closely gathered around him and then, despite having a four-ounce brain,鈥
There鈥檚 been a lot of hype in the news about a great planetary alignment in January 2025. Here are the facts, which are pretty cool anyway. It won鈥檛 be a magical lineup, but it WILL be an amazing planetary display you won鈥檛 want to miss. It鈥檚 truly the best overall planet view in years. Here鈥檚 more information.The 8 Planets First, here鈥檚 a quick review. Of the eight planets in our鈥
In 2025, we will have THREE supermoons in a row! October brings us the year鈥檚 first supermoon; then, we will see one in November and December! What is a supermoon, exactly? We agree that it鈥檚 a catchy word鈥攁nd anything encouraging us to explore the night sky is positive鈥攂ut let鈥檚 also get our facts straight.What Is a Supermoon?Generally speaking, a supermoon is a full moon that appears鈥
It鈥檚 a new Moon! For astronomers, a new Moon means no Moon to see. For many cultures, however, the new Moon carries special meaning. What does a new Moon look like, and what does it mean? Let鈥檚 explore, fellow Moon lovers 鈥hat Is a New Moon?A new Moon is essentially the opposite of a full Moon. During a full Moon, we see the side of the Moon that is illuminated by the Sun, giving鈥
Sister planet. Nearest neighbor. Goddess of love. How appealing the planet Venus sounds! But the strange cloudy world is actually a land of paradox and horror. Discover 10 weird facts about planet Venus, the hottest planet in our solar system!10 Cool Facts About Hot VenusTake the time to learn some ten cool Venus facts about our very, very hot neighboring planet!Venus is鈥
The winter solstice occurs on Saturday, December 21, at 4:19 a.m. Yes, this is the 鈥渟hortest鈥 day of the year, but let鈥檚 talk about how many minutes each day the daylight increases afterward. Plus, we鈥檒l discuss other ways you can see and feel the solstice.What Happens on the Winter Solstice?Here are the most tangible factors affecting your everyday life. Your shadow鈥
Did anyone else catch the comet this week? C/2023 A3 Tsuchinshan-ATLAS is making its 80,000-year orbit around the Sun and came from beyond Pluto to visit! Learn how to best view this visitor from outer space. The comet will be visible through October 26. Get the update.Update on Comet Tsuchinshan-AtlasIf you鈥檝e been trying to see the new comet with no luck, don鈥檛 give up. It suddenly鈥
Double, double, toil, and trouble! Autumn is a great time to spot a double star! Today, we鈥檒l highlight the famous Epsilon Lyrae鈥攚hich is called the 鈥淒ouble Double.鈥 Don鈥檛 worry; you don鈥檛 need to contact your optician. Read all about this very curious starry sight.What is Epsilon Lyrae?Commonly referred to as the 鈥淒ouble Double,鈥 Epsilon Lyrae (pronounced EP-sill-on Lye Ree) is defined鈥
We鈥檝e all enjoyed a view of the sunset over the horizon, especially when we go to the beach. The horizon view offers many unique wonders of our amazing sky鈥攁ll conveniently situated straight ahead! Let鈥檚 highlight a few of these strange and wonderful marvels. You can do your own Stonehenge thing. Without moving a single rock.Some of us鈥攍ike those who have overlooked the ocean鈥攃an see the sky鈥
You may have heard about the new Beetlejuice movie. It鈥檚 just in time for the seasonal return of the star for which it鈥檚 named鈥擝etelgeuse! This monstrous, ultrabright star marks the shoulder of the well-known Orion the Hunter, so you can easily spot it! Plus, it鈥檚 one of the weirdest stars in the sky鈥攐ne that caused a scare recently. Let鈥檚 dig into the strange!What is Betelgeuse, the 鈥