Class 1 would be no light pollution at all. The darkest sky. Class 9 would be an Inner City sky, with very little visibility. Similar to the heat map. Overall, you want somewhere at least 30 miles ...

As someone that has always lived in the UK countryside, I am no stranger to the glory of a dark star-filled sky. Sadly, 60% ...

It's being described as the most detailed ever map ... of dark matter through cosmic history. A telescope in Chile has traced the distribution of this mysterious stuff on a quarter of the sky ...

It means that we can find out something new about the ... The bright arch is formed from the brightest stars in the night sky But the new dark matter map is not showing quite what astronomers ...

The results are in line with theory — but the key to an accurate measurement was understanding how dusty the galaxy is.

Try looking for an International Dark Sky Park near you or consulting a light pollution map to find the best spot. Check the local weather forecast before you go to make sure that clouds or rain ...

What will look like a new star in the sky will actually be a nova — an exploding star, NASA says. Here's how to see it.

DarkSky International officially designated Kaikōura as an International Dark Sky Sanctuary, the twenty-second location ...

The plumes stretch farther than any yet seen, reaching millions of light-years long and potentially influencing the cosmos ...

Researchers have developed a model for revealing what the color of a galaxy tells about its distance, to be used for measuring cosmic structures. Using telescopic observations and spectroscopy, ...

What will look like a new star in the sky will actually be a nova — an exploding star, NASA says. Here's how to see it in ...

Astronomy is the study of celestial objects and phenomena, and Indigenous astronomy refers to deep knowledge of the stars and ...