You could get extremely lucky and notice one as it vanishes from the night sky, but in all likelihood if you see the light as it was sent out up to 4,000 years ago, the star is likely there today.

An intermediate-mass star begins with a cloud that takes about 100,000 years to collapse into a protostar with a surface temperature of about 6,750 degrees F (3,725 degrees C).

The first test images from the Vera C. Rubin Observatory in Chile showcase thousands of previously unknown asteroids and ...

As gravity moves around starstuff, new stars are born from clouds of gas and dust. The LMC and SMC are particularly active hubs of star formation, ... glowing patches in the night sky.

July’s night skies are legendary for their sheer abundance of celestial objects such as immense star clouds, light and dark nebulae, crowded clusters and oddities. Daniel Zantzinger / Skywatcher ...

Noctilucent clouds, Earth's highest clouds, shine blue in the twilight sky from late May to August in the northern hemisphere — and all you need are your naked eyes.

Named Eos, the cloud of gas would appear huge in the night sky if visible to the naked eye and could shed light on solar system formation.