A strong solar flare, the biggest of 2025, erupted from the sun. The flare, originating from Region 4087, caused radio ...

太陽表面で起きる巨大な爆発「フレア」は、地球上で様々な悪影響を引き起こす。事前にその影響を予測して、社会や経済活動への被害を最小限に抑える「宇宙天気予報」の取り組みが世界的に活発だ。現状ではまだ米航空宇宙局（NASA）など国家機関が中心だが、ビジネス ...

Scientists have found evidence of the most powerful storm in history, which hit Earth in 14,300 years ago. It would cause ...

NASA and NOAA are urging operators of critical systems to remain vigilant, with more solar activity expected as AR4087 moves further across the sun's surface.

Experts are warning of potential radio blackouts after a massive X-class solar flare erupted from the Sun. The solar flare ...

Disruptions from solar flares can also be accompanied by auroras from coronal mass ejections (CMEs), which is when charged ...