This spring, skywatchers have been treated to the captivating and unpredictable display of a new comet, called C/2025 F2 (SWAN). Discovered in late March 2025 through data from the SWAN instrument ...

Most days, Michael Mattiazzo logs into his computer and looks through public data from a spacecraft orbiting the Sun. He's not an astronomer by trade, and he's not interested in our stellar neighbour.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. May 2025 will be packed with spectacular sights for ...

A dazzling new comet has sparked excitement among both amateur and professional astronomers in recent weeks. Everyone hoped to catch a glimpse of the bright green comet, named C/2025 F2 (SWAN), as it ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Comets Lemmon and SWAN are now becoming visible. Although ...

In a rare double cosmic treat and once-in-a-lifetime opportunity, stargazers can look to the night sky for two rare comets through October 2025 — and Comet Lemmon and Comet SWAN are visible starting ...