EarthSky

Astronomers spy a Milky Way look-alike 12 billion light-years away

This distant galaxy – SPT0418-47 – surprised astronomers by being organized enough to have a spinning disk and a galactic bulge, early in the history of our universe.

Favorite photos from 2020’s Perseid meteor shower

Have you caught any Perseid meteors? If so, share your photos with us! If your skies have been cloudy, enjoy these great meteor photos from EarthSky friends around the world.

Top 10 tips for meteor-watchers

How to watch a meteor shower. Tips for beginners.

What’s the August birthstone?

Happy birthday, August babies! Your month has 2 birthstones, peridot and sardonyx.

Orbital view of Gulf Coast from Texas to Mississippi with bar graph at bottom.

Gulf of Mexico dead zone: Summer 2020 forecast

NOAA scientists forecast that this summer’s dead zone would measure roughly 6,700 square miles – bigger than the long-term average recorded since 1985, but lower than 2017’s record-high extent.

Blue and red speckles on a white background.

New view of old light adds twist to debate over universe’s age

Observations of the cosmic microwave background by the Atacama Cosmology Telescope in Chile suggest that the universe is 13.8 billion years old.

Giant A-68 iceberg 3 years on

The colossal iceberg that split from Antarctica’s Larsen C ice shelf in July 2017 is now in the open waters of the South Atlantic, about 650 miles (1,050 km) from its birthplace.

5 years after New Horizons flyby, 10 cool things about Pluto

Here are 10 of the coolest, weirdest and most unexpected findings about the Pluto system scientists have learned thanks to the New Horizons spacecraft’s flyby of the distant world in 2015.

Nishinoshima volcano belches ash and lava

A young volcanic island in the western Pacific Ocean has been going through a vigorous growth spurt since mid-June 2020.

Curiosity Mars rover’s summer road trip has begun

After more than a year in a clay-rich region, Curiosity is making a mile-long journey around some deep sand so that it can explore higher up Mount Sharp.