The moon will appear to take a "bite" out of the sun during a deep partial solar eclipse on Sept. 21.

On September 21, 2025, a partial solar eclipse will occur, one of the last major celestial activities of the year. In this phenomenon, the Moon will pass between the Earth and the ...

Watch the Sept. 21 partial solar eclipse live online with this handy livestream. Coverage begins at 2 p.m. EDT (1800 GMT).

On Sept. 21, a partial solar eclipse will take place, just a day before the equinox. Here's everything you need to know about ...

The last solar eclipse of the year will take place on September 21, 2025, just a day before the September equinox. While this ...

The comets A6 (Lemmon) and R2 (SWAN) are visitors from the chilly fringes of our solar system, and could even be visible at ...