What is Earth-Mars transfer window? The Earth-Mars transfer window is a critical concept in space exploration that determines the optimal time to launch spacecraft from Earth to Mars.

Elon Musk and Donald Trump have announced ambitious plans to send a mission to Mars in 2026 and 2028. It’s not going to happen ...

Proponents of going to Mars see peril and opportunity in Elon Musk's close relationship with Trump. Experts say just getting Americans back to the moon in the near future will be challenging enough.

Relativity and Impulse Space aim to drastically push forward the timeline for a fully private rocket launch to Mars: 2024.

Proponents of going to Mars see peril and opportunity in Elon Musk's close relationship with Trump. Experts say just getting Americans back to the moon in the near future will be challenging enough.

NASA's yearlong simulated Mars mission at the Johnson Space Center in Houston, Texas is helping pave the way for an astronaut-crewed Mars mission in the coming decades.

To accurately simulate life on Mars, Bell said volunteers in NASA's CHAPEA program are limited to food that could be pre-positioned or harvested on a real space mission.