On Thursday, April 20, a unique combination of solar eclipse called "hybrid" will be visible in Oceania and Southeast Asia, here's how to watch it.
Damage from violent clashes in Sudan visible from space (satellite photos)
A comet will be visible near the Sun during totality of the highly anticipated solar eclipse on April 8, 2024.
Mercury Is Suddenly Visible After Sunset. Here’s How To See It With Your Naked Eyes This Week
Percival Lowell studied planets through the 24 inch Clark telescope and announced his discovery of canals and oases on Mars in 1894, which no other astronomers saw. Lowell used this telescope for the rest of his life and sketched Venus, despite the fact that it has no visible surface features
Rudolf Wolf and Alfred Wolfer were both astronomers interested in the Sun. Wolf only counted sunspots that were "black" and clearly visible while Wolfer insisted that you must count every spot that could be seen, leading to a change in mathematical models
Rocket Launch Visible To 100 Million Will Look Like A Speeding Star