The cloud of hydrogen is shaped like a crescent and “literally glowing in the dark" like fluorescent stickers on a child's ...

However, scientists support the possibility of Earth that it may experience unusual cold or heat for a few years due to changes in the Sun’s solar cycles. A slight drop in Earth’s temperature ...

According to this theory, about 4.5 billion years ago, a Mars-sized planetary body called Theia collided with the proto ... Earth days, weaker tides, and the end of total solar eclipses, though these ...

The Earth started as a mixture of gas and dust around the Sun and grew as it collided with asteroids and dust particles.

Earth's atmosphere pulses in sync with the sun's fiery outbursts, according to new research, indicating that our planet is more sensitive to solar activity than previously thought. "We've been ...

This cataclysmic event changed our planet and threw enough material into orbit to create a natural satellite quite unlike anything else in the Solar System. There are different possibilities for ...

Kosmos-482, a spacecraft bound for Venus in 1972, was a time capsule from the Cold War when superpowers had broad ambitions ...

If you ever travel back in time to hang out with Homo sapiens around 41,000 years ago, pack some sunscreen – or better yet, a ...