
SpaceX fires up giant new Starship booster ahead of test flight (video)
SpaceX fired up its huge new Starship Super Heavy booster today (Aug. 6), notching an important milestone on the path to flight.
SpaceX plans to launch 22 of its Starlink internet satellites tonight (Aug. 6) at 10:41 p.m. EDT (0241 GMT on Aug. 7). Watch it live here.

Buying Guide The best stargazing apps provide you with all the information you need to spot and identify objects in the night sky and immerse yourself in the cosmos.

Reference Starlink satellites have been developed by SpaceX to provide internet to remote locations. Here we explore the controversial megaconstellation in more detail.

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Meet the 'bubbletrons' — theoretical particle accelerators that may have helped build the universe as we know it.

China is paying close attention to what NASA will and will not be able to afford in the coming years, as the space agency's budget gets chopped up by U.S. lawmakers.

A NASA eclipse map shows where and when the annular solar eclipse on October 14, 2023, and the total solar eclipse on April 8, 2024, will be visible.

Reference See the phase of the moon tonight and the rest of the moon phases for 2023, and when you can see them.