Scientists have analyzed more than 40 years of astronomical data to uncover evidence that the sun's internal structure subtly ...

Earlier this week, the number of visible sunspots on our home star fell to zero for the first time in 1,335 days. This ...

The sun's visible disk has been perfectly free from sunspots for the first time since June 2022, suggesting the current solar cycle might be heading toward its quieter phase.

For much of the past decade, Andrew McCarthy has been exploring the universe—albeit from his backyard in Arizona. Using telescopes with specialized filters, planetary cameras, and astro-specific ...

For the first time, a much younger version of the sun has been caught red-handed blowing bubbles in the galaxy by astronomers using NASA's Chandra X-ray Observatory. The bubble—called an "astrosphere" ...

Safe solar observation is achievable through specialized eclipse glasses and telescope filters, enabling direct viewing of the Sun's dynamic surface. White-light filters, categorized as glass or film, ...