Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

Despite the bounce and subsequent expansion, nothing can leave the event horizon, so it expands into a new region of ...

As the Northern Hemisphere welcomes spring today, the Southern Hemisphere is marked with the first day of autumn.

The final act of the Blue Ghost lander's busy two weeks on the moon was to send back sunset shots featuring Earth and Venus.

An international team of researchers used multi-wavelength observations of active galactic nuclei to study how black holes ...

An astronaut recently captured an image of Earth from the International Space Station that offers an entirely different view of our world and what lies beyond. Astronaut Don Pettit captured the ...

A rare celestial event, “solar horns,” will be visible in the U.S. and Canada. Learn the best viewing spots, times, and ...

The image shows the bright Milky Way galaxy stretching high across the sky horizon just above the ... geared towards advancing both life on Earth and in space. One of the areas in which the ...

On March 29, the Moon will wedge itself between the Sun and Earth, blocking only a part of the star from our view.

Our planet's closest and brightest neighbor will pass approximately between the Earth and sun this week, in what's called an ...

The photograph shows the Milky Way glowing beyond Earth’s horizon just before sunrise. At the time, the space station was flying 265 miles above the Pacific Ocean near Chile’s coast.

While making the deliveries, the Blue Ghost lander experienced one lunar day. During the course of that day, it captured ...