In this episode, Dave Eicher invites you to observe the annular eclipse that will occur October 2. Annular eclipses occur when the Sun, the Moon, and Earth line up, in that order. But in this case, ...
In this episode, Dave Eicher invites you to observe the annular eclipse that will occur October 2. Annular eclipses occur when the Sun, the Moon, and Earth line up, in that order. But in this case, ...
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Neptune reaches opposition today at 8 P.M. EDT in the constellation Pisces. Opposition is generally the best time to view ...
The plumes stretch farther than any yet seen, reaching millions of light-years long and potentially influencing the cosmos ...
On September 22, our satellite passes in front of the famous star cluster M45 in a rare, breathtaking event, producing ...
A famous radio signal from space long considered as a possible sign of another civilization, in the end, falls flat.
Our Earth is about 4.5 billion years old and, through careful work, scientists have pieced together a timeline of its past.
Celebrate a Harvest Moon lunar eclipse and an occultation of the planet Saturn, just days before Neptune reaches opposition.
Royal Observatory Greenwich’s Astronomy Photographer of the Year winners announced including nebulae, skyscapes, and more.
If Earth had no air, the Moon would disappear during totality. But it does, so some sunlight is scattered into Earth’s shadow ...
Come 2034, humans could witness the first-ever artificial meteor shower sparked by activity in space.
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