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The EarthSky team has a blast bringing you daily updates on your cosmos and world. We love your photos and welcome your news tips. Earth, Space, Human World, Tonight.
In 2017, there are 12 full moons and 12 new moons, but only 4 eclipses – 2 lunar and 2 solar.
Happy birthday August babies! Your month has 2 birthstones, peridot and sardonyx.
Jellyfish float on ocean currents, but they also swim in a couple of different ways. This post has 2 videos showing 2 different jellyfish propulsion mechanisms.
A firefly’s familiar glow is caused by chemical reaction. Explanation here, plus many wonderful firefly photos.
Scutum has only has 4 stars that make up the constellation outline, but it’s noticeable in a dark sky because a rich region of the Milky Way is behind it.
It’s said that once you’ve seen a green flash, you’ll never go wrong in matters of the heart. Here’s all you need to know … plus great pics!
Whether you’re a beginning stargazer or a veteran of thousands of starry nights, binoculars can be your best friend.
Telstar was the 1st satellite to relay television signals between Europe and North America. It launched on this date … and helped change the world.
Are you a July baby? Your birthstone, the ruby, is among the most highly prized of gemstones.
Here’s another cool asterism, or noticeable pattern of stars. The Scorpion’s Crown consists of just 3 stars.
Moon and Venus at dawn August 19
Moon on its way to the eclipse