Sentinel-6 satellite data shows strengthening warm-water waves in the Pacific, pointing to the likely arrival of El Niño and its global weather impacts later in 2026. Several months before an El Niño develops, large waves of warmer, elevated water travel eastward across the Pacific Ocean. Satellite observations in 2026 have detected several of these waves. [...]

A disappearing Venus, a planet parade, and the start of summer make June a must-see month for skywatchers. June brings several notable skywatching events, including a close meeting between Venus and Jupiter, a rare occasion when the Moon moves in front of Venus, the arrival of astronomical summer, and the return of favorite deep-sky sights. [...]