A Meteor and the Gegenschein
Is the night sky darkest in the direction opposite the Sun? No. In fact, a rarely discernable faint […]
astronomy
Lightning and Orion Beyond Uluru
What’s happening behind Uluru? A United Nations World Heritage Site, Uluru is an extraordinary 350-meter high mountain in […]
Star Clusters M35 and NGC 2158
Clusters of stars can be near or far, young or old, diffuse or compact. The featured image shows […]
Horsehead and Orion Nebulas
The dark Horsehead Nebula and the glowing Orion Nebula are contrasting cosmic vistas. Adrift 1,500 light-years away in […]
Deepscape at Yacoraite
In this evocative night scene a dusty central Milky Way rises over the ancient Andean archaeological site of […]
Mercury Redstone 3 Launch
Sixty years ago, near the dawn of the space age, NASA controllers “lit the candle” and sent Mercury […]
Windblown NGC 3199
NGC 3199 lies about 12,000 light-years away, a glowing cosmic cloud in the nautical southern constellation of Carina. […]
STEVE over Copper Harbor
What creates STEVEs? Strong Thermal Emission Velocity Enhancements (STEVEs) have likely been seen since antiquity, but only in […]
Space Station, Solar Prominences, Sun
That’s no sunspot. It’s the International Space Station (ISS) caught passing in front of the Sun. Sunspots, individually, […]
Apollo 11: Earth, Moon, Spaceship
After the most famous voyage of modern times, it was time to go home. After proving that humanity […]