Most of us grow up knowing that the speed of light, which tops out at 300,000 kilometers (186,000 miles) per second, is the prevailing law that limits how quickly information can travel through empty space. While photons are unlikely to … Read More
Most of us learned in school that the planets are in the following order: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and (until 2006) Pluto. As a result, you could be forgiven for thinking that our closest planetary neighbor … Read More
Sometimes all it takes is an unexpected smile to make your day better. That kind of happy surprise doesn’t come much bigger than this. NASA astronomers have spotted the Sun with a remarkable, joyful grin, in a sunny spectacle guaranteed to … Read More
A bolt of lightning, followed by something else. A crimson figure blinks in and out of existence high above the storm. If you saw it, you were a lucky witness to a sprite, one of the most mysterious electrical phenomena … Read More
Elon Musk, the world’s richest person, has suggested that a $100,000 SpaceX ticket to Mars would be affordable for “almost anyone.” Given that many people are currently struggling to heat their homes or fill their gas tanks, some have suggested … Read More
Author: Miguel Claro On July 10, 2022, a gigantic solar prominence appeared in the sun’s chromosphere, throwing a coronal mass ejection (CME) into space. Luckily, I happened to check the solar activity at the end of the day. Normally I … Read More