A total lunar eclipse occurs when Earth passes between the moon and the sun during a full moon phase, plunging the moon into ...

A newly discovered galaxy with glowing star-filled "tentacles" is rewriting parts of cosmic history.

Uranus does not behave like an ordinary planet. Its magnetic field tilts by nearly 60 degrees and sits off-center, so the ...

Astronomers have uncovered a hidden population of dusty galaxies that formed just one billion years after the Big Bang, offering a new glimpse into the universe’s formative years. An international ...

When we think of ice on Mars, we typically think of the poles, where we can see it visibly through probes and even ...

Looking through the atmosphere is like looking through a piece of old stained glass. The glass has defects that distort the image. The atmosphere also has defects that distort the image, but the ...

How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...

One project critic said, “The military does not have a good record here, and as a citizen, I’m embarrassed for you." ...

Plans for several new military telescopes atop the mountain are drawing strong opposition. But protests over other Maui ...

A team of 48 astronomers from 14 countries, led by the University of Massachusetts Amherst, has discovered a population of dusty, star-forming galaxies at the far edges of the universe that formed ...

Celestron FirstScope 76: Very affordable and ideal for kids or as a quick backyard scope. Despite the small size, you can easily catch the craters of the moon and even glimpse Jupiter’s moons.