Earlier this week, the number of visible sunspots on our home star fell to zero for the first time in 1,335 days. This ...

Researchers estimate that about one billion years from now, the Sun’s brightness will be high enough to trigger a runaway greenhouse effect. That would cause the oceans to begin evaporating, water ...

On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a ...

Our Sun, that steady burning ball of gas that has faithfully illuminated Earth for billions of years, is slowly but relentlessly growing brighter. This might sound like good news, but it's actually ...

The photo, shared by NOAA's Space Weather Prediction Center on X, shows our planet silhouetted by the solar corona. The image was taken by GOES-19, the newest in the Geostationary Operational ...

The sun's visible disk has been perfectly free from sunspots for the first time since June 2022, suggesting the current solar cycle might be heading toward its quieter phase.

The Earth is apparently halfway through its lifecycle, and this was revealed using an unlikely neighbour in space – and it has a deep meaning for our future. According to scientific theories, the ...

A solar storm is a catchall term that describes any disturbance in the sun that involves the violent ejection of solar material into space. This can come in the form of coronal mass ejections, where ...

What occurs when the most open alien yet drops by when the astronomers vision of the heavens is getting increasingly polluted ...

The 'Ring of Fire' solar eclipse, the first of 2026, was visible in some parts of the world as the moon moved across the path ...

It was also the first time I noticed how a lunar eclipse could affect animal behavior. When the moon was still bright, a nearby male American woodcock repeatedly broadcast his buzzy "peent" call in ...