🔭 sky

Apart from these deliberate attempts at communication, radio waves from our transmitters have been leaking out into space in all directions since the early 1930s.

In 2017, an estimated 215 million U.S. adults (88% of U.S. adults) viewed the solar eclipse, either directly or electronically. They experienced the Moon pass in front of the Sun, blocking part or all of our closest star’s bright face. The eclipse in 2024 could be even more exciting due to differences in the path, timing, and scientific research.

During the 2024 eclipse, the Sun will be in or near solar maximum, when the magnetic field is more like a tangled hairball. Streamers will likely be visible throughout the corona. In addition to that, viewers will have a better chance to see prominences – which appear as bright, pink curls or loops coming off the Sun.With lucky timing, there could... See more

Nevertheless, all the projects listed above are lumped together under the general term “active SETI,” also called METI — meaning attempts to send messages out , as opposed to SETI, which listens for possible messages coming in .