As humankind imagines living off-planet -- on the moon, Mars and beyond -- the question of how to sustain life revolves around the physical necessities of oxygen, food and water. We know there is ...

The so-called 'planetesimal belts' are filled with tiny millimeter-sized particles created by collisions between comets.

G3 has mesmerized astronomers and amateur skygazers for months as the world tried to spot the bright comet in the sky nearing its fatal encounter with the Sun.

The ME1 vertical and ME2 lateral wells were successfully drilled, with ME2 intersecting ME1 and drilling 1,338m of coal.

Michigan State University and NASA researchers discover seven dark comets that reveal new solar system secrets.

Today, scientists know these icy bodies as time capsules of the ancient solar system. Some astronomers believe comets brought water and organic compounds — aka the building blocks of life — to early ...

Experts think the comet started breaking up last week, but it's still putting on a show for star gazers for a few more days.

So many comets have failed to live up to predictions that many people have become cynical about them, so why does this happen ...

A newly-discovered comet might light up the night sky in the coming weeks, possibly shining even brighter than the planet Venus. The comet, named Comet ATLAS (C/2024 G3), is making a beeline for the ...

According to NASA, "Comets are sometimes called 'dirty snowballs.' They are made up of a solid core, called the nucleus, which is a few kilometers wide and contains frozen water, carbon monoxide ...

Nasa says it's hard to predict how bright the comet will be, but it's thought it might be powerful enough to be seen across ...

Rings of comets have been discovered around 74 alien star systems, revealing not only the existence of trillions of icy exocomets, but also the source of most of the water in these systems.