Strange green beams that swept across Hawaii’s night sky have become the latest flashpoint in the uneasy rivalry between the ...

NASA released a trove of never-before-seen images of the interstellar comet 3I/ATLAS, unveiling new characteristics of the ...

Starlink satellites orbit Earth around every 90 minutes, so you might be able to spot them several times in one evening. That ...

Barrington’s route to Google wasn’t straightforward. Originally from Dublin, he moved to the US in the early 2000s for a PhD ...

A new system could overhaul maps that misclassify hundreds of thousands of smallholder coffee and cacao farmers as working in ...

NASA released fresh images on Wednesday of the interstellar object called 3I/ATLAS that astronomers have determined is a ...

NASA has a photo dump of the interstellar comet 3I/ATLAS. It made news in July when it was confirmed to have originated ...

NASA has scheduled a photo-dump of 3I/ATLAS images captured by the agency's fleet of ground and space instruments. You can ...

Satellites are transforming climate adaptation by offering global, long-term data that reveals whether resilience efforts are ...

SpaceX launched an advanced ocean-mapping satellite to orbit from California early Monday morning (Nov. 17). The Sentinel-6B ...

Abstract: Electromagnetic waves propagation through the ionosphere is subject to several effects including refraction, absorption, signal delay, or Faraday rotation. A ray tracer propagator that ...