Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

This image of the galaxy cluster Abell 2744 is from the Frontier Fields project, using natural gravitational lenses and ...

A new way to study 3D maps of galaxies in the cosmos without compressing the data is revealing new information about the dark ...

The JADES Deep Field uses observations taken by NASA ... which corresponds to when the universe was only 3.3 billion years old — just 25% of its current age. The JADES sample contains many ...

Space Telescope’s Ultra Deep Field. Spectroscopy is when astronomers ... different infrared wavelength ranges. Old light in the universe is red because the universe is expanding.

Cracks in the universe refers to cosmic strings, which are hypothetical topological defects theorized to have formed during ...

On March 15, 2024, a space-based observatory detected bursts of low-energy X-rays from deep in the ancient universe, ...

In 2019, the Hubble team released this image of the hourglass-shaped Southern Crab Nebula to celebrate the telescope's 29th anniversary. It is also among the most massive and luminous X-ray sources in ...

Its unimaginably powerful field ... universe) and gluons (the “glue” that binds quarks together to form the likes of protons ...

The majority of our evidence for dark matter’s existence comes from observing visible (or baryonic) matter that does not exert enough gravitational force to explain why, say, an object is orbiting ...