M illions of California residents are being warned to avoid the sun this week as the National Weather Service (NWS) has ...

Avi Loeb suggested that if 3I/ATLAS is a spacecraft, it may use its proximity to the Sun's powerful gravitational pull while ...

Astronomers have used simultaneous ground-based and space-based observations to measure the temperature and velocity of gas ...

Contextualizing speed and distance helps set expectations. Around perihelion, 3I/Atlas is moving at roughly 68 km per second. Its closest approach to Earth is about 1.8 AU, near December 19, which is ...

However, rain on the Sun is made of plasma, an electrically charged, million-degree gas. As this coronal rain falls, it ...

Scientists are questioning whether humanity can truly “dim the Sun” without causing chaos. A new University study shows that ...

Comet 3I/ATLAS is warming up as it approaches the sun, causing a jet to emerge. The jet is visible in a dramatic new image.

The first closure of the season will be a preparatory traffic hold at 7 a.m. Wednesday. Saturday is the official start of the ...

Life in the Big 12 is a walk on the tight rope, leaning this way and that, trying to maintain balance. Saturday night, ASU ...

The NWS urges to watch for signs of heat stroke as California braces for an October heat wave with temperatures near 100.