Astronomy

How long would it take for an observer using binoculars to notice the Moon’s terminator moving?

The lunar terminator, the sunset/sunrise line that sweeps across the Moon’s surface as the Moon orbits Earth, travels at a rate of 9.6 mph (15.4 km/h) along our satellite’s equator. Taking the average ...
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Are image-stabilized binoculars worth it for stargazing?

For backyard astronomers, the promise of image-stabilized binoculars is simple: sharper, steadier views of the night sky without a tripod. The question is whether that extra stability, and the ...
Space.com

See craters on the moon for less — $50 saving off these astronomy binoculars in this Prime Day in October deal

I think Celestron's Skymaster 20x80 binoculars are a brilliant alternative to a telescope, especially if you want to escape light pollution. With Amazon Prime Big Deals Day, they're 24% off. When you ...
Space.com

Stargaze for less — lowest price in six months on these Celestron binoculars at Amazon this Black Friday

Want stunning views of the cosmos without a telescope? Celestron SkyMaster Pro 20x80 binoculars are only $210 in Amazon's Black Friday sale. When you purchase through links on our site, we may earn an ...