Launches: SpaceX wraps up Starlink launches for September

Starlink Group 4-35 - SpaceX's final Starlink launch this month - took flight at 23:32 UTC on September 24, 2022, from Cape Canaveral in Florida.

Launches: Harmony is ESA’s 10th Earth Explorer mission

In Launches: The latest ESA FutureEO mission, Harmony, is the 10th mission in the Earth Explorer program. Learn more about it here.

Launches: Latest ISS crew to fly October 4

NASA and SpaceX picked a date of "no earlier" than October 4, 2022, for the start of the Crew-5 mission to the International Space Station.

Launches: Last West Coast Delta IV launch September 24

In Launches: The last Delta IV heavy-lift vehicle launch in California will carry the NROL-91 mission on September 24, 2022, from Vandenberg Space Force Base.

Neptune discovered on this date in 1846

Read the fascinating story of the discovery of Neptune, found on September 23, 1846. It was the first planet to be discovered not solely by looking in the sky ... but by using mathematics.

Launches: SpaceX tests Starship, gains clients

In Launches: SpaceX plans to make 100 trips to space in 2023, including new flights for old clients and former clients of the shunned Russian space agency.

Launches: Expedition 67 crew arrives safely at ISS

In Launches: An American astronaut and 2 Russian cosmonauts are now aboard the ISS after lifting off the morning of September 21, 2022.

Launches: SLS meets test goals despite leak

In Launches: NASA performed a test on the leak on Artemis' SLS fueling system on September 21, 2022, and said it met all test objectives.

California’s heatwave ranking law, and the global heat-response struggle

California has passed a law requiring a heatwave ranking system by 2025. But does the world need to coordinate its response to extreme heat?

Effects of nuclear war on Earth today: ‘Not winnable’

A nuclear war isn't winnable, says a recent study. It would lead to a new ice age, killing algae at the base of the ocean food chain and blocking shipping ports with ice.