In what Sen. Ted Cruz referred to as a “Groundhog Day” Senate committee hearing Wednesday, billionaire Jared Isaacman saw ...

Isaacman told the panel that NASA needs “full-time leadership” as it prepares to send astronauts back to the moon.

Officials have issued an alert for parts of the US after the sun exploded with a massive stream of energized particles. The geomagnetic storm warning is in place today through Thursday.

Critics argue the satellites, billed as a way to harness solar energy at night, could hamper sky observations and may pose a ...

Interstellar comet 3I/ATLAS is making its closest-ever pass in December. Learn about this mysterious space outsider, its ...

Far from the planets and familiar constellations, an interstellar visitor is pulsing with a rhythm that looks uncannily like ...

L1, is gearing up to observe the Sun's peak activity in 2026, marking a significant milestone for solar research.

Interstellar comet 3I/ATLAS has gone from a faint, anonymous smudge in survey data to one of the sharpest imaged visitors ...

For thirty years, SOHO has watched the Sun from a stable perch in space, revealing the inner workings of our star and ...

The third interstellar comet, 3I/ATLAS, has sparked alien speculation. NASA reveals new Hubble and Webb images tonight. Will the data confirm an ancient space iceberg or something more?

A spaceman has captured jaw-dropping views of aurora from orbit. NASA astronaut Jonny Kim shared the scene from aboard the ...

Google’s Project Suncatcher would need sophisticated collision avoidance capabilities to navigate a junk-filled landscape.