Planets
Rogue planet accretes mass at record 6 billion tonnes per second
03. lokakuuta 2025 Raportoinut AI
Astronomers have observed a free-floating planet gaining mass at an unprecedented rate as it plows through the interstellar medium. The rogue world, similar in size to Jupiter, is adding 6 billion tonnes every second in what researchers call a record growth spurt. This discovery highlights how such planets can evolve independently of stars.
Skywatch Events for September 15 Week
18. syyskuuta 2025 Raportoinut AI
The Skywatch for the week of September 15, 2025, features visible planets, a partial lunar eclipse, and meteor activity. Astronomy enthusiasts can observe Saturn at opposition and the Harvest Moon. The update provides viewing tips for optimal stargazing.