NASA

Water on Mars? Scientists discover 'bathtub ring' which may reveal contours of ancient ocean

Like Earth and the solar system's other planets, Mars formed roughly 4.5 billion years ago. Early in its history, Mars was warmer and wetter than the cold and arid place it is today.

A "selfie" taken by NASA's Perseverance Mars rover, made up of 62 individual images, on July 23, in this image released on September 10, 2025
NASA's Orion spacecraft with Artemis II crewmembers NASA astronauts Reid Wiseman, commander; Victor Glover, pilot; Christina Koch, mission specialist; and CSA (Canadian Space Agency) astronaut Jeremy Hansen, mission specialist aboard is seen as it lands in the Pacific Ocean on April 10, 2026.

Artemis II astronauts safely back on Earth after trip around moon

NASA astronaut and Artemis II Pilot Victor Glover is pictured here in the Orion spacecraft during the Artemis II lunar flyby April 6, 2026.

Artemis II astronauts return to Earth after historic crewed mission to the Moon

The NASA Artemis II crew, Mission Specialist Christina Koch, Mission Specialist Jeremy Hansen, Commander Reid Wiseman, and Pilot Victor Glover, embrace inside the Orion spacecraft on their way home following a flyby of the far side of the Moon on April 7, 2026.

Artemis II astronauts brace for fiery return to Earth


Aging with dignity: The telescope that changed space exploration celebrates 35 years

The Hubble Telescope, 35 years of groundbreaking discoveries, continues to surprise despite glitches, retirement risk, and replacements, remaining at the forefront of space research.

Hubble Telescope

NASA unveils new Hubble images capturing cosmic wonders

Hubble provides unparalleled images, capturing stunning visuals from Mars to the birth and death of stars.

 The Crab Nebula.

A Geological Enigma in Jezero Crater: Perseverance Rover unveils 'Skull Hill'

Scientists theorize it may be an igneous 'float rock' transported from elsewhere.

 A Geological Enigma in Jezero Crater: Perseverance Rover unveils 'Skull Hill'.

NASA discovers evidence of Mars' ancient CO2-rich atmosphere in Gale Crater

Discovery suggests Mars once had a CO2-rich atmosphere and conditions suitable for life.

 Gale Crater. Illustration.

Oxford researchers used NASA data to date the crucifixion of Jesus

Biblical scholars suggest the moon turned blood-red after his death, aligning with ancient scriptures.

 Oxford researchers used NASA data to date the crucifixion of Jesus. Illustration.

Astronomers anticipate Blaze Star's next eruption could light up the sky in 2025

The explosion could make T CrB as bright as Polaris, visible to the naked eye.

 Astronomers anticipate Blaze Star's next eruption could light up the sky in 2025.

Webb telescope documents alien planet's death plunge into a star

The James Webb Space Telescope reveals that planets may spiral into their stars, rather than being swallowed by expanding red giants. This changes our understanding of planetary destruction.

 Artist's impression of NASA's James Webb Space Telescope.

James Webb Space Telescope captures first images of Neptune's auroras

The planet's tilted magnetic field causes auroras far from its rotation poles.

 James Webb Space Telescope captures first images of Neptune's auroras.

NASA's SPHEREx telescope captures 100,000 celestial objects in one infrared image

NASA said the telescope is expected to collect data on more than 450 million galaxies and more than 100 million stars in the Milky Way by surveying the entire sky in 102 infrared wavelengths.

 NASA's new space telescope SPHEREx delivers first infrared images capturing up to 100,000 celestial objects in a single exposure.

An ocean of magma: What China's Cahng'e 6 mission the far side of the moon discovered

Study confirms the moon was once covered by a global magma ocean during its early formation.

 An ocean of magma: What China's Cahng'e 6 mission the far side of the moon discovered. Illustration.