On May 2, as sunlight crept over the Martian horizon, the Odyssey spacecraft captured Arsia Mons, a towering, long-extinct volcano, puncturing a glowing band of greenish haze in the planet’s upper ...

Arsia Mons, which dwarfs Earth's tallest volcanoes, and its two neighboring volcanoes are often surrounded by water ice ...

Sen. Ted Cruz's newly unveiled legislative directives for Senate Republicans’ budget reconciliation bill would dedicate ...

NASA's Perseverance rover regularly images a Sherlock Holmes–themed maze to calibrate its chemical-hunting SHERLOC instrument ...

The White House’s budget plan for NASA would be woefully inadequate for achieving near-term human voyages to Mars, experts ...

A NASA Mars smallsat mission bumped from the first launch of Blue Origin’s New Glenn is tentatively set to fly on the second ...

The findings could help answer a longstanding question about how Mars transformed from a potentially habitable world with ...

The fallen NASA administrator nominee was clearly not a fan of the agency's plan to return astronauts to the Moon.

NASA’s MAVEN spacecraft has observed atmospheric sputtering on Mars for the first time, confirming how solar wind stripped the Red Planet’s thick atmosphere and transformed its climate.

Elon Musk, who founded SpaceX in 2002, has a bold vision for sending Starship to Mars. Experts weigh in on what's realistic ...

Dozens of NASA's missions to explore the cosmos could be in jeopardy under a budget proposal from the Trump administration.

NASA scientists have discovered evidence that could help answer questions surrounding the history of water loss on Mars.