Moonset, Moonrise Published on October 31, 2023October 31, 2023 by fivecolorssandt@icloud.com Signs in the sky Was it a long day, or a long night? Read More
The limits of the eye Published on July 12, 2022July 11, 2022 by fivecolorssandt@icloud.com Ordering the planets There are some things that the naked eye just can’t do. Read More
A voyage to Uranus Published on May 3, 2022May 2, 2022 by fivecolorssandt@icloud.com Space is big It takes a long time to get to the outer planets. Read More
A small tool Published on November 30, 2021November 30, 2021 by fivecolorssandt@icloud.com One step beyond the eyes We consider an anachronism. Read More
Learning from the Great Conjunction Published on January 26, 2021January 25, 2021 by fivecolorssandt@icloud.com A crucial experiment We investigate a possible event in ancient science. Read More
The weather on Jupiter Published on August 6, 2019August 6, 2019 by fivecolorssandt@icloud.com An unexpected variety We’re impressed by the many data sources, tools, and results in a recent paper. Read More