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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.
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.
We celebrate Asteroid Day on June 30 because it’s the anniversary of a 1908 explosion over Siberia that killed reindeer and flattened trees.
Not traveling to the centerline of the eclipse? Expect NASA images via 11 spacecraft, at least 3 aircraft, more than 50 high-altitude balloons, and the International Space Station.
It’s possible to see the whole circle of a rainbow – but sky conditions have to be just right. Plus you have to be up high!
The peregrine falcon is the fastest bird – and in fact the fastest animal on Earth – when in its hunting dive. Amazing BBC video here.
It’s their active season. Here are 10 things to know about these venomous spiders that like to live where we do.
See how sunlight falls on Earth’s surface during the solstices and equinoxes, and get a better understanding of why Earth’s tilt causes the seasons.
It’s a symbol for constancy, but, if you took its picture, you’d find that the North Star makes its own little circle around the sky’s north pole every day.
Bright star Deneb transits at nightfall
See it! Moon passes Venus and Mars