gas articles

Why do nebulas look so cloudy?

The misty, diffuse appearance of celestial clouds, known technically as nebulae, is one of astronomy’s most enduring vis...

What is a galaxy made up of gas, dust, and stars?

Galaxies are vast, gravitationally bound systems composed of stars, stellar remnants, interstellar gas, dust, and an imp...

What are large gas clouds called?

Vast, mysterious regions scattered across the cosmos, these immense concentrations of matter floating in the void betwee...

What are gas clouds in space?

Space clouds are vast, often enormous collections of gas and dust found in the space *between* the stars, a region known...

What is a cloud of gas in space called?

The vast, seemingly empty regions between the stars are anything but vacant; they are filled with gigantic, ethereal str...

What type of galaxies have gas and dust in them?

The makeup of a galaxy—specifically, the presence or absence of the raw materials for new stars—is fundamentally tied to...

Is a spiral galaxy gas or dust?

A spiral galaxy is fundamentally a mixture of celestial components, not a simple choice between being only gas or only d...