LIVE MONDAY: Space junk with Jonathan McDowell

Astrophysicist Jonathan McDowell will discuss humans' unexpected impacts on space LIVE with EarthSky at 12:15 p.m. (17:15 UTC) on Monday, September 16. Join us!

Ailing Starliner spacecraft returns to Earth sans crew

Boeing's Starliner capsule landed safely - without its crew - on Friday night. The 2 astronauts are still stuck aboard the ISS, slated to return in February.

4 asteroids named for amateur astronomer’s great-grandparents

Amateur astronomer Filipp Romanov has discovered four asteroids and they are now named for his great-grandfathers and great-grandmothers.

Air pollution increases thunderstorm danger

Researchers studying thunderstorms in urban areas found that air pollution leads to more cloud-to-ground lightning strikes.

LIVE on Monday: What’s Phil thinking of NOW? GAIA

What's Phil thinking? Join Phil Plait, The Bad Astronomer, beginning at 12:15 p.m. central (17:15 UTC) on Monday, August 12 ... to hear him talk about GAIA.

Cities worldwide now building up instead of out

A new study shows that cities around the globe have largely transitioned from growing outward to growing upward. See charts and more here.

Extreme weather: We haven’t seen the worst yet

Earth's climate is now changing so rapidly that traditional meteorological forecasting models are failing to predict extreme weather.

The flavor of our galaxy … raspberries and rum?

Is the flavor of our galaxy rum and raspberries? One study suggested it might be, and Torani used this as inspiration for their 2024 flavor of the year: Galaxy.

Mars Curiosity rover’s ‘7 minutes of terror’ 12 years ago

To celebrate the 12-year anniversary of Curiosity rover's arrival on Mars, here’s a video on the final 7 minutes of its chilling descent on August 5-6, 2012.

LIVE ON MONDAY: It’s time for the Perseid meteor shower!

Meteor experts will be answering your questions LIVE in EarthSky's weekly livestream, beginning at 12:15 central (17:15 UTC) on Monday, August 5. Join us!