Red sky at night, sailor’s delight. Red sky in morning, sailor’s warning” is real science. Here’s how dust, atmospheric ...

Whenever planets are visible in the night sky, they always appear roughly along the same line. This path, known as the ...

What views of the night sky would we have if we had evolved on the Jupiter moon Europa, or one of the TRAPPIST-1 planets? If you have a clear view of the night sky at the end of February ...

I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern latitudes).

And that's true. In January 2025, Venus, Mars, Jupiter, Saturn, Uranus and Neptune were all visible in the night sky. And in February, 2025, Mercury will join the fun, with all seven of our ...

More travelers are seeking out the feeling of awe from the night sky, with 60% of travelers saying they're considering visiting a low-light pollution destination, according to Booking.com's 2025 ...

The $488 million Spherex mission aims to explain how galaxies formed and evolved over billions of years, and how the universe ...

Seven planets are aligning in the night sky this week, creating a brief chance to see a "planetary parade." Worldwide, the best day to see the alignment is today, Feb. 28. Mercury, Venus ...