Hubble takes the sharpest image, to date, of comet 3I/ATLAS, allowing astronomers to more accurately estimate the size of its nucleus.

Hubble captured this image of interstellar comet 3I/ATLAS on July 21, 2025, when the comet was 277 million miles from Earth.

This Hubble image features a portion of the star-forming region called the Tarantula Nebula located about 160,000 light-years away.

On July 16, 2025, more than 400 public library staff from across the United States joined a powerful webinar, Serving Neurodiverse Library Patrons and Colleagues, hosted by two NASA Science Activation ...

Different clouds types can have different effects on our weather and climate, which makes identifying cloud types important – but learning to identify cloud types can be tricky! Educational games make ...

Professional learning experiences are integral to the enhancement of classroom instruction. Teachers, at the forefront of Science, Technology, Engineering, & Mathematics (STEM) education, play a key ...

NASA research has shown that cell-like compartments called vesicles could form naturally in the lakes of Saturn’s moon Titan.

This Hubble image features the face-on spiral galaxy NGC 1309. Numerous background galaxies are visible through or are alongside the spiral.

As NASA and its partners prepare to send astronauts back to the Moon, we must address the potential dangers caused by space weather, which can damage spacecraft and cause physical harm to unprotected ...

This NASA/ESA Hubble Space Telescope image shows a spiral galaxy known as NGC 7331. First spotted by the prolific galaxy hunter William Herschel in 1784, NGC 7331 is located about 45 million ...

This NASA/ESA Hubble Space Telescope image features two interacting galaxies that are so intertwined, they have a collective name – Arp 91. Their delicate galactic dance takes place more than 100 ...

Planetary Defense at NASA In 2016, NASA established the Planetary Defense Coordination Office (PDCO) to manage the agency's ongoing mission of finding, tracking, and better understanding asteroids and ...