NASA @NASA
☀️ Hearing a lot about our Sun today? Scientists just announced it’s in a new cycle — meaning that we expect to see solar activity start to ramp up over the next several years. Find out how these cycles are tracked and how they can affect life on Earth: https://t.co/zerIWT0IWJ https://t.co/e4FD6HD1hF — PolitiTweet.org