In astrology, the lunar nodes are points of destiny; the North Node represents the direction we are being pushed to go, while ...

SPIE Chandra S. Vikram Award in Optical Metrology: Katherine Creath For lifetime achievement in optical metrology and optical ...

It used to be rare for an orbiting satellite to spoil astronomical observations, but the skies are much more crowded ever ...

In new research, we have for the first time tracked one of these pulsating signals back to its source: a common kind of lightweight star called a red dwarf, likely in a binary orbit with a white dwarf ...

You may have some other tests and scans to help with this. Stage 2 means the melanoma is only in the skin and there is no sign that it has spread to the nearby lymph nodes or other parts of the body.

Monoculars offer a highly portable option for powerful stargazing wherever you are. Our handy guide will help you use them to spot objects in the night sky. Monoculars are basically a half pair of ...

Use your digital camera and a spotting scope to capture up-close images of faraway subjects — without breaking the bank. When you purchase through links on our site, we may earn an affiliate ...

Now that the evening sky is Moon-free, it’s time to aim for fainter targets, including 12th-magnitude Comet 333P/LINEAR. Located in far northern Cygnus, close to where that constellation’s ...

For his next trick, your cosmic correspondent for the past quarter-century will (try to) retire. By Dennis Overbye As the day shrinks into its annual darkness, here’s what I know about the ...

Galaxies in the early universe tend to be clumpy, but the new JWST discovery of a "grand design" spiral galaxy just 1.5 billion years after the Big Bang has scientists stumped. When you purchase ...