A giant, hyperactive sunspot that unleashed three X-class solar flares in less than 24 hours last week has continued to swell and is now pointed right at Earth. A period of unsettling quiet ...

Several months back, a video of a solar flare that lasted three hours surfaced. A sunspot captured by the Inouye Solar Telescope. Image source: NSO/AURA/NSF This most recent X-class solar flare ...

The recent solar flare clocked in at M4.8 according to Spaceweather.com. Related: Astrophotographer captures stunning of ...

Solar Storm Threat Is Back as Giant Sunspot Cluster Reappears The two new belts formed between the permanent Van Allen Belts, which are made up of high-energy electrons and protons and are held in ...

The strong “X2.0-class” flare erupted from the Sun at about 7.30 pm GMT from a sunspot rotating out of view from the Earth, the agency said. Solar flares are ranked on a four-class scale ...

The sun ended the weekend with a bang as a sunspot rotating out of our view erupted with a powerful solar flare on Sunday afternoon. At 2:27 p.m. EST (1927 GMT) on Sunday, (Feb. 24), a X2.0 solar ...

Well, that’s a bit dramatic (it explodes a lot) — but a particularly large sunspot named AR2781 produced a C5-class solar flare ... (or even higher for giant X flares). So a C5 is just about ...

The strong “X2.0-class” flare erupted from the Sun at about 7.30 pm GMT from a sunspot rotating out of view from the Earth, the agency said. A solar flare is an eruption of energy from the Sun lasting ...