One way to track the solar cycle is by counting the number of sunspots, which are dark, cooler patches on the Sun’s surface.

At times, the sun ejects energetic material into space, which can have consequences for space-based and even ground-based ...

"We're not saying, and we can't say, that there's no life in Europa. What we're saying is that it's a harder proposition, ...

What: A forward-looking SETI Live discussion examining the most significant space science missions, discoveries, and ...

Jupiter's moon Europa is on the short list of places in our solar system seen as promising in the search for life beyond ...

A new 3I/ATLAS captured by NASA-supported Gemini North telescope revealed a 'chemical scream' as the comet's temperature ...

New research suggests that amino acids, the fundamental components of life, may have arrived on Earth carried by interstellar ...

Located south of Bend’s outdoor playland, I visited this Pacific Northwest gem for an enchanted winter evening of ...

A new study is skeptical that life could still be present on Jupiter's moon Europa, where a NASA spacecraft launched in ...

Europa’s buried ocean has made it one of the most exciting places to search for life beyond Earth. However, new calculations suggest its seafloor may be calm, cold, and largely inactive, with little ...

Mars, often depicted as a barren red planet, is far from lifeless. With its thin atmosphere and dusty surface, it is an ...

Mars has an active, electrically charged surface where dust storms and spinning dust devils regularly move and reshape the ...