NASA's James Webb Space Telescope (JWST) has found water swirling in the air of a distant alien planet, a new study reports. That exotic world is TOI-421 b, a boiling-hot "sub-Neptune" orbiting a ...

The most powerful solar telescope in the world has recorded a major milestone atop an active volcano in Hawaii, capturing a detailed image of a cluster of sunspots with the telescope's new Visible ...

Inouye Telescope has achieved first light, capturing a stunning image of a sunspot cluster in the process. The image—which barely scratches the surface of what the VTF will one day accomplish ...

Without question, the Hubble Space Telescope is a marvel of technology. NASA and the scientific community recently celebrated the Hubble’s 35th anniversary, as well they should, considering the ...

The telescope launched in March 2025 aboard a SpaceX Falcon 9 rocket from Vandenberg Space Force Base in California. NASA believes SPHEREx could complement the famous Hubble and James Webb space ...

To mark the 35th anniversary of the Hubble Space Telescope, Space.com looks at some of the most scientifically significant images that have emerged from the observatory's lens.

Unlike the James Webb Space Telescope's views of other sub-Neptune exoplanets' atmospheres, its look at TOI-421 b was clear. Credit: NASA / ESA / CSA / Dani Player illustration A sweltering planet ...