Sunspot AR3088 put on a striking display of solar activity, unleashing multiple M-class flares as it rotated across and out ...

Add Yahoo as a preferred source to see more of our stories on Google. Sunspot AR4618 erupted with an M4.4-class solar flare causing a coronal mass ejection (CME) that may give Earth a glancing blow.

Sunspots AR3664 and AR3663 have been erupting with X- and M-class solar flares. Both sunspots are Earth-facing and could ...

NASA's Solar Dynamics Observatory spotted the X1.1-class solar flare that erupted from the sun at 11:13 p.m. EST on March 4 (0413 GMT March 5). This series of photographs of the 2012 Venus transit was ...

The storm could also impact power systems and spacecraft operations.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A giant black spot has appeared on the sun’s disk — and ...

A solar eclipse on April 27, 2025, as seen only by NASA Solar Dynamics Observatory. When is the next solar eclipse? Yesterday and today — but they were not reported in advance. Why? They were only in ...

In the heart of the Sacremento mountains sits the Sunspot Solar Observatory. This historic... In the heart of the Sacremento mountains sits the Sunspot Solar Observatory. This historic landmark is ...

The iOptron 80mm White Light Solar Scope is a decent purchase if you do not already own a telescope and want to buy something ...