Neptune often looks slightly different in observations, as it has dark spots which appear periodically. But it can also be bright at times, as the observations of auroras there show: In the image ...

A mysterious and powerful burst of radio waves reached Earth after traveling through space for 8 billion years dubbed FRB ...

Vivian Poulin asks if the tension between a direct measurement of the Hubble constant and constraints from the early universe ...

Early simulations show that it would take only 10 hours for the forthcoming ELT to find signs of life near Proxima Centauri.

The new initiative will help students in rural areas learn more about astronomy. Can it inspire the next generation of ...

The Webb Space Telescope has captured a plume of gas and dust streaming from a star in the making, with a spiral galaxy as a ...

The clearest and most precise images yet of the universe in its infancy—the earliest cosmic time accessible to humans—have ...

The emission nebula, known as Sh2-284, is an immense region of gas and dust that fuels new star formation. It lacks elements ...

New insights from the Atacama Cosmology Telescope offer unprecedented images of the universe at 380,000 years old, revealing ...

Scientists using two enormous telescopes — one on Earth and the other in space — have detected oxygen in the most ancient ...

Astronomers have detected oxygen in the most distant galaxy ever found. It’s 13.4 billion light-years away from Earth, according to new research.

New data further challenge the best scientific theory of the history and the structure of the universe. But a separate recent ...