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The Perseids are already showing up in our night skies, and they peak in mid-August.

Seventy-five years ago, Lyman Spitzer envisioned a future for space exploration that deepened our curiosity about the cosmos.

A dramatic triplet of galaxies takes center stage in this image from the NASA/ESA Hubble Space Telescope.

The instrument on the International Space Station is uniquely positioned to provide wildfire responders with a high-resolution look at fire progression.

Three studies have cast doubt on the premise of subsurface lakes below the Martian south pole.

A new index shows that the world’s rainforests are responding differently to threats like a warming climate and deforestation.

For the first time, astronomers have uncovered evidence of water vapor in the atmosphere of Jupiter's moon Ganymede.

Artificial intelligence is being used to calibrate NASA’s images of the Sun, helping improve the data scientists use for research.

NASA has selected SpaceX to provide launch services for Earth’s first mission to conduct detailed investigations of Jupiter's moon Europa.

The lander’s seismometer is revealing details about the planet’s deep interior for the first time.

Beta Pictoris is an intriguing young planetary system that sports at least two planets, a jumble of smaller, rocky bodies, and a dusty disk.

Scientists have discovered slowly oscillating swells in the Sun’s surface, with periods comparable to the Sun’s 27-day rotation.