Scientists can usually spot coronal mass ejections before they affect Earth—but this one snuck past coronagraphs and ...

At the center of our solar system, the sun is a constant force keeping planets in orbit, providing Earth with just the right amount of light and warmth for life and even governing our daily schedules.

The quiet arrival offers another indication that the sun is moving into the declining phase of its 11-year cycle.

May and June 2024 saw the highest sunspot numbers on the sun since 2002, but is the peak of the solar cycle here yet? The sun follows an 11-year solar cycle of increasing and decreasing activity.

Other satellites in low Earth orbit include the International Space Station and the Starlink constellation. Space.com notes these satellites have thrusters to counteract drag, but the correction can ...

Brace yourselves, Earthlings: NASA, the NOAA, and the Solar Cycle Prediction Panel have officially declared that solar maximum is now underway. What does that mean? Our Sun is reaching the peak of its ...

Using more than half a century of observations, Japanese astronomers have discovered that the microwaves coming from the Sun at the minimums of the past five solar cycles have been the same each time, ...

Most of us live on a 24-hour cycle beginning with waking up, going about our jobs or other activities and then sleeping before waking up again. We call it the circadian rhythm from the Latin circa dia ...

The sun is quickly approaching a major peak in solar activity. Experts warn it could potentially begin by the end of 2023, years before initial predictions suggested. When you purchase through links ...

Scientists at NASA say we're currently in a "Grand Solar Minimum." The last time this occurred was between 1650 and 1715, during what's known as the Little Ice Age in Earth's Northern Hemisphere, ...