Even small objects, such as dust and leaves, can block sunlight from reaching solar cells, and understanding how the loss of incoming radiation affects power output is essential for optimizing ...

When one celestial object passes in front of another, it can cast a shadow that travels across space – and sometimes across Earth. These moments of alignment, known as eclipses, occultations, and ...

Although astronomers have been studying galaxy IC 5063 for decades, it took a non-scientist to make the surprising discovery. Judy Schmidt, an artist and amateur astronomer based in Modesto, ...

This activity is part of the Science Friday Sun Camp collection! For 4.5 billion years, the Sun has generated energy to power the solar system. Visible light is the most obvious form of that energy.

All three of these astronomical alignments provide astronomers with opportunities to study our solar system and galaxy. And, all three involve shadows! What’s the difference between the three, you ask ...