Bright Hub

Saturn’s Moon Enceladus Grabs the Attention of Alien Life Hunters: The possible presence of water under the surface of Enceladus, one of Saturn’s moons, has brought the satellite to the attention of exobiologists, a group of scientists dedicated to exploring the possibility of life throughout the Solar System and beyond.

Ancient Mesopotamian Beliefs About Astronomy: Astronomy in Ancient Mesopotamia was as much a mixture of religion and astrology as it was a science, but its methods had a significant influence on later Western astronomers.

How Big Are the Largest Black Holes and How Do Astronomers Detect Them? Much remains to be learned about black holes, though experts are trying their best to understand them. One area of interest is the search for the biggest black hole in the Universe.

Explaining Expanding Universe Theory: According to current cosmological theories, the Universe has been expanding since the instant of the Big Bang. But what causes this expansion, and how long will it last? This article gives a brief explanation of expanding Universe theory, from the beginning of time to the far distant future.

Ocean Tides and the Moon: How the Moon Affects the Tides: Tides are simply the rise and fall of the height of the sea, though the cause of the sea level changes is far from simple. This article looks at how the Moon affects the ocean tides through the force of its gravitational attraction.