Very massive stars (VMSs) have had a massive impact on the formation of our universe. However, there aren't very many of them ...

There could be many more satellite galaxies orbiting the Milky Way than previously thought or observed, according to ...

Folks think I've lost my mind when I suggest the best time of year to visit me for stargazing here in the Southern California desert is during late July and early August. Yes, the days are scorchingly ...

Our Milky Way could have many more satellite galaxies than we've detected so far. They're just too faint to be seen.

Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

Before defining what a light-year is, we should define what a light-year is not: It is not a measure of time, but rather a ...

Scientists predict up to 100 invisible galaxies may orbit the Milky Way, hiding just beyond our current detection limits.

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...

New research suggests sub-stellar objects called dark dwarfs could glow forever on dark matter energy. Could they reveal secrets about the universe’s hidden mass?

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

The moon will be 99% full Friday night, and with mostly clear skies expected for Louisville in the evening, tonight is a good ...