NASA’s Swift telescope spotted signs of water on interstellar comet 3I/ATLAS - proof that water flows far beyond our solar ...

Scientists have spotted the first clear sign of water from an interstellar comet, 3I/ATLAS, offering new clues to the ...

NASA is set to launch three spacecrafts Tuesday with the goal of unlocking the mysteries of solar weather at the edge of our solar system.

The team is the first to detect hydroxyl (OH) gas, a chemical fingerprint of water, emanating from 3I/ATLAS.  Scientists find water signature on enormous interstellar comet 3I/ATLAS is the third ...

For millions of years, a fragment of ice and dust drifted between the stars—like a sealed bottle cast into the cosmic ocean.

This week stargazers will be able to experience the zodiacal light, one of the more subtle celestial phenomena which appears ...

Using Pluto as an example, this celestial body, once considered the ninth planet, was redefined as a dwarf planet in 2006. Its average distance from the Sun is about 5.9 billion kilometers, a distance ...

Lying between Mars and Jupiter is a massive ring of rock debris—the asteroid belt. Now thin, it’s fading away gradually.

Not all solar power is created equal. The Ivanpah facility in the middle of the desert has generated power using mirrors for ...

The comets can be seen from the Northern Hemisphere as their orbits take them through our cosmic backyard. Two such ...