Since most people live in the northern hemisphere, the northern lights are more well-known. The auroral oval is always ...

A partial solar eclipse, the year's last, will grace the skies on September 21, visible across the southern hemisphere. While ...

Fall begins in the Northern Hemisphere on Monday, Sept. 22, when Earth experiences equal day and night, known as the autumnal equinox.

Earth's core cannot be made just of iron — it also appears to contain carbon. And our research suggests it may contain a bit of oxygen and possibly silicon as well.

A new moon is when the moon shares the same celestial longitude as the sun; the two bodies are said to be in conjunction.

Know date, time, Sutak Kaal in India, rare astrological significance, and rituals shared by astrologer Arun Pandit for cleansing energy and reducing doshas.

A partial solar eclipse happens Sunday in parts of the Southern Hemisphere. Saturn will also appear at its brightest, with ...

Trump officials say the mission aims to disrupt the drug trade. But military officials and analysts say the real goal might ...

For decades, Fort Benning has welcomed soldiers from across the Western Hemisphere to learn leadership, professional and ...

The fall equinox marks the first day of autumn. When does fall officially begin in 2025? This visual guide will help get you ...

Health officials expect the upcoming 2025–26 flu season to be moderate compared to last year, but experts say everyone who is eligible should get vaccinated against influenza this fall.

The moon and Venus will shine vividly alongside a bright star in the early morning in a celestial rendezvous that should be visible across the U.S.