Late-night rocket launch will blast off from Cape Canaveral, Florida, just before we fall back. Space Coast residents might wake up from a sonic boom.

The change in the speed and trajectory of the 3I/ATLAS interstellar object may be due to the effects of solar flares on it.

Sunspot activity increases on November 1, 2025, as new regions emerge on the Sun. Solar flares, coronal mass ejections, and geomagnetic conditions are monitored by NASA/SDO and EarthSky.

NOAA recommends traveling to a high, north-facing vantage point away from light pollution between 10 p.m. and 2 a.m., when ...

New ESA simulations suggest that a solar storm on par with the 1859 Carrington Event could wreak havoc on Earth-orbiting ...

With the 2025 Great Victorian Bike Ride in late November, Daniel Scott recounts his memorable experiences from last year’s ...

Another round of colorful auroras will shimmer across 14 states as geomagnetic storm conditions are predicted for tonight, Oct. 28. Here's how and when to watch the northern lights.

Plasma ejections from young stars may offer valuable insights into the Sun’s early history. Most of the time, we hardly ...

The Carrington Event, as it was later called, revealed that the Sun’s environment could violently change. It also suggested that emerging technologies, such as the electrical telegraph, were beginning ...

The study of young stars like EK Draconis has offered fresh insights into the violent activity of our Sun in its youth. By ...

There’s still enough time to photograph the most photogenic comet of the year, but once it’s gone, you won’t see it again ...