Mercury is the month's highlight, reaching greatest elongation July 4. Also on show in the Southern Hemisphere: Mars, Saturn, ...

What we saw in the DESI experiments, and now strengthened by our South Pole Telescope observations, is that dark energy is ...

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 ...

TOI-6894 b, the largest exoplanet relative to its host star yet seen, doesn’t fit the most widely accepted formation model ...

For decades, scientists have struggled to see the outermost layer of the Sun, called the corona, with enough detail to unlock ...

Supermassive black holes usually lurk unseen, but when an unlucky star drifts too close they ignite titanic outbursts ...

For the first time in its four-year operational history, the James Webb Space Telescope has identified an exoplanet not ...

The James Webb Space Telescope has discovered an exoplanet using the direct-imaging technique. The host star's light was ...

The exoplanet, a planet beyond our solar system, has been dubbed TWA 7b after NASA's James Webb Space Telescope captured evidence of it.

For hundreds of years, the only time mankind could see the Sun’s corona, which is the highly hot and ethereal outer ...

The icy giant is more than 10 times the size of any known comet, according to the National Radio Astronomy Observatory.