Astronomical observatories enjoy some of the world’s darkest night skies. But even there light pollution is spreading, a new study suggests.
Acclaimed astrophotographer Akira Fujii's wide-field views of the constellations, each with impeccable star images, have been a hallmark of Sky & Telescope magazine for nearly four decades.
For those well north of the equator, January’s long nights provide lots of time to enjoy the starry sky — and the stars of winter are spectacular! This month’s celestial highlights include a close pass of Saturn and Venus, a strong meteor shower, and much more. Our fun and factual Sky Tour podcast provides all the details.
Venus creeps up, Saturn sinks down; in three weeks the two shall meet. The Moon meets Mars Tuesday. Orion comes into his own to rule the winter, and Sirius emerges below him.
A new deep field from the James Webb Space Telescope shows how galaxies evolved in the early universe.
The luminous Geminid meteor shower returns. We also meet a binocular-bright star that may be experiencing Betelgeuse-like convulsions.