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Astronomy
16 小时
Watch the Moon cover the Pleiades Sunday morning
On September 22, our satellite passes in front of the famous star cluster M45 in a rare, breathtaking event, producing ...
Astronomy
1 天
The Sky This Week from September 20 to 27: Neptune at Opposition
Neptune reaches opposition today at 8 P.M. EDT in the constellation Pisces. Opposition is generally the best time to view ...
Astronomy
2 天
View the full rainbow of stars
When we think of color in the night sky, we often think of beautiful images of galaxies and nebulae. Unfortunately, most of ...
Astronomy
2 天
Black hole caught blasting jets out into the cosmic void
The plumes stretch farther than any yet seen, reaching millions of light-years long and potentially influencing the cosmos ...
Astronomy
3 天
The “Wow! Signal,” not surprisingly, was a dud
A famous radio signal from space long considered as a possible sign of another civilization, in the end, falls flat.
Astronomy
4 天
Why can we still see the Moon’s disk during a total lunar eclipse?
If Earth had no air, the Moon would disappear during totality. But it does, so some sunlight is scattered into Earth’s shadow ...
Astronomy
4 天
Studying nature’s eclipse reactions
Astronomers have long investigated the effects of totality on animals, leaving one to wonder just what aspects trigger ...
Astronomy
4 天
How to watch a partial lunar eclipse during Tuesday’s Super Moon
On Tuesday evening, the Full Harvest Moon — also a Super Moon — undergoes a partial lunar eclipse visible across the U.S.
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