The Hubble Space Telescope captured the rare merger of two galaxies, which are forming what's been dubbed a "cosmic guitar." ...

For decades, scientists have studied small satellite galaxies to better understand how the universe’s smallest galaxies ...

NASA's Hubble Space Telescope shared stunning images of the mysterious Flame Nebula, a celestial marvel located approximately ...

The $488 million Spherex mission aims to explain how galaxies formed and evolved over billions of years, and how the universe ...

An ambitious new survey by the Hubble Space Telescope offers the first bird's-eye view of all known dwarf galaxies orbiting ...

Satellites come in all shapes and sizes, but there aren't any that look quite like SPHEREx, an infrared observatory NASA ...

This artist concept depicts a reconstruction of what the Firefly Sparkle galaxy looked like about 600 million years after the big bang if it wasn’t stretched and distorted by a natural effect known as ...

Astronomers have discovered the smallest dwarf galaxy ever seen. It is a mystery how the satellite galaxy of Andromeda ...

A stunning Hubble image showcases a spiral galaxy seemingly intertwined with a nearby star—but looks can be deceiving! This ...

NGC 5042 is a breathtaking spiral galaxy showcasing a brilliant mix of ancient stars, young blue clusters, and vibrant pink H ...

SPHEREx hopes to solve some of the universe's biggest mysteries, while PUNCH will study the sun’s outer atmosphere, the ...

The NASA SPHEREx telescope will use infrared instruments and a broad field of view to map the entire sky. It will observe the ...