Researchers discovered the structures of proteins that may be responsible for the origins of life in the primordial soup of ancient Earth.

An astronomer and a group of eagle-eyed citizen scientists have discovered a giant gas planet hidden from view by typical stargazing tools.

The Earth sits in a 1,000-light-year-wide void surrounded by thousands of young stars — but how did those stars form?

Evidence demonstrates a close connection between the fraction of organic matter buried in sediments and changes in supernovae occurrence.

Astronomers have discovered at least 70 new free-floating planets — planets that wander through space without a parent star.

Sophisticated analysis of a rock sample taken from the Moon during the Apollo 17 mission revealed new information.

Researchers have helped conduct a 16-year long experiment to challenge Einstein’s theory of general relativity.

Groundbreaking discoveries about gravitational waves, black holes, cosmic rays, neutrinos and other areas may soon become more frequent.

Astronomers spying on a stellar system located dozens of lightyears from Earth have, for the first time, observed a troubling fireworks show

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 an unusually massive black hole at the heart of one of the Milky Way’s dwarf satellite galaxies, called Leo I.

Researchers have helped unravel the enduring mystery of the origins of the Earth's water, finding the Sun to be a surprising likely source.

A chunk of rock and iron, which was 60 feet across, served as a violent reminder that Earth, bombarded daily with tons of space-going debris

Watch as eight stars skirt a black hole 1 million times the mass of the Sun in these supercomputer simulations.

NASA plans to crash a spacecraft traveling at a speed of 15,000 miles per hour into an asteroid next year to test 'planetary defense'.

When Earth formed 4.5 billion years ago, any phosphorus that was present likely sank into the molten core due to the element's properties.

A cold trap refers to a pocket on the surface of a solid body in which volatile gases can accrue and remain still for long periods of time.

Astronomers have discovered a small black hole outside the Milky Way by looking at how it influences the motion of a star in its vicinity.

A near-Earth asteroid named Kamo`oalewa could be a fragment of our moon, according to a new paper. Kamo`oalewa is a quasi-satellite.

Planets known as eggshell planets, which orbit distant stars, have ultra-thin crusts too thin to sustain tectonics and are hostile to life.