Astronomers uncover the first direct evidence for how some white dwarf stars explode, confirming the long-debated ...

The light that the NASA/ESA Hubble Space Telescope collected to create this image reached the telescope after a journey of ...

Researchers identified the likely planetary candidate’s infrared light after blocking out its host star’s overwhelming glare ...

How does the camera on the James Webb Space Telescope work and see so far out? – Kieran G., age 12, Minnesota Imagine a ...

The image reveals swirling gas and dust near the Tarantula Nebula-our nearby universe’s most prolific star factory, 160,000 ...

The LSST camera at the Vera C. Rubin Observatory has released its jaw-dropping first images, each capturing 45 times the area ...

New observations from the James Webb Space Telescope (JWST) suggest the cosmos may be much older than once believed. For ...

Bending light unmasks dark matter The first trick for the Roman telescope involves gravitational lensing. This is Einstein’s idea that mass curves space so much that it warps passing light. When a ...

This image shows a simulated observation from NASA’s Nancy Grace Roman Space Telescope with an overlay of its Wide Field Instrument’s field of view. More than 20 gravitational lenses, with examples ...

Hubble is not the largest telescope ever built—in fact, with a 2.4-meter mirror, it’s actually considered by astronomers to be small—but it has a huge advantage over its earthbound siblings ...

Freedman’s latest calculation, which incorporates data from both the Hubble Telescope and the James Webb Space Telescope, finds a value of 70.4 kilometers per second per megaparsec, plus or minus 3%.