A comet from another star system is due to make its closest—and final—approach to Earth this week before it continues on its journey back toward interstellar space. Interstellar Comet 3I/ATLAS will ...

NEW YORK (AP) — Space weather forecasters issued an alert on Tuesday for incoming severe solar storms that could produce colorful northern lights and temporarily disrupt communications. In the past ...

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We usually think of the weather as whatever is happening outside your window, but space weather is subtler. You wouldn’t know it from looking, but the Earth is currently being blasted by multiple ...

The only major difference between the sun and the stars we see at night is that the sun happens to be close to us—which is advantageous, assuming you enjoy being alive. Astronomers enjoy this as well ...