So why has the sun been rising later than it did on Dec. 21? Like much of our day and night cycles, the answer lies in Earth's rotation and orbit. Yes, the sun has risen later than it did Dec. 21 ...

Earth will reach perihelion at 09:00 Universal Time on Saturday, January 4, 2025, the closest point to the sun in its annual, slightly elliptical orbit. The word comes from the Greek words peri ...

Here’s how it works. The term "perihelion" describes the point in an astronomical body's orbit where it is nearest to the sun. Derived from the Greek words peri (around) and helios (sun), the ...

The Blue Ghost lunar lander, built by the Texas-based company Firefly Aerospace for NASA, launched to space on Jan. 15, and ...

Comet ATLAS (C/2024 G3) came within 8.3 million miles of the sun on January 13 as it reached its perihelion, and is now disintegrating.

By Valentine's Day, the sun rises at 6:54 a.m. and sets at 5:44 p.m., giving us 10 hours and 50 minutes of sunlight. And then ...