A team of international scientists have unveiled the largest number of gravitational waves ever detected.

A NASA sounding rocket will observe a nearby star to learn how starlight affects the atmospheres of exoplanets in the hunt for life.

Studying the atmospheres of white dwarfs that have been “polluted” by such debris, researchers have identified exotic rock types.

Dozens of space-based telescopes operate near Earth and provide incredible images of the universe. Imagine a telescope in the outer system.

Water is essential for life on Earth and other planets, and scientists have found ample evidence of water in Mars’ early history.

New findings from NASA's Juno probe orbiting Jupiter provide a fuller picture of how the planet's distinctive and colorful cloud processes.

On isolated mountaintops across the planet, it is time to look at the supermassive black hole at the heart of our Milky Way galaxy.

Astronomers have reported the discovery of a structure thought to be a "protocluster" of galaxies 11 billion light-years from Earth.

The lightweight flexible holographic lenses, many meters in diameter, could be rolled for launch and unfurled in space.

One of the youngest planets ever found around a distant infant star has been discovered by an international team of scientists.

A planet transiting a star outside of the Milky Way galaxy may have been detected for the first time by the Chandra X-ray Observatory.

Water is essential for life on Earth and other planets, and scientists have found ample evidence of water in Mars’ early history.

Astronomers have discovered the very first confirmed planetary system that resembles the expected fate of our solar system.

Scientists have discovered stars unexpectedly blasting out radio waves, possibly indicating the existence of hidden planets.

A team of space scientists has published a paper suggesting that there may be an Earth- or Mars-sized planet orbiting beyond Neptune.

Like the speed of an advancing race car driver, the winds in the outermost "lane" of Jupiter's Great Red Spot are accelerating

While black holes and toddlers don't seem to have much in common, they are remarkably similar in one aspect: Both are messy eaters.

When Nicole Oliveira was just learning to walk, she would throw up her arms to reach for the stars in the sky.

The approximately $4 million spacecraft, a smaller-than-usual type of satellite known as a "CubeSat," is as large as a "box of Cheerios".

Earth, Venus and the other planets residing in the inner solar systems were likely born from repeated hit-and-run collisions.