Leap Day, the Search for the Perfect Calendar
Saturday Feb 29, 2020 is a leap day, an extra day added to the calendar mellinia in the making.
Saturday Feb 29, 2020 is a leap day, an extra day added to the calendar mellinia in the making.
Astronauts aboard the International Space Station celebrate Thanksgiving with their crew mates. Their table probably looks a lot like your table, except there is no table. You can put NASA’s version of cornbread dressing on your table with this recipe.
Mercury will pass in front of the Sun on Monday, November 11 from around sunrise through early afternoon. You can watch with eclipse glasses.
As Nestor moves out and skies clear, look for meteors from the Orionid meteor shower around midnight.
Saturn is easy to spot this week near the Moon and the “teapot” of Sagittarius. You might even see a few Perseid meteors.
You can watch the total solar eclipse passing over South America via several live streams.
This is a great week to look for Jupiter, our largest planet it at its closest and brightest of the year. Find out how to see its moons and look up their names.
Mercury is visible low on the western horizon after sunset this week. Use Mars, and a little handy help to find it.
Why is Saturday’s full moon, the only one during May, being called a blue moon? There are two definitions for the term.
The March equinox arrives on Wednesday marking the beginning of astronomical spring in the northern hemisphere. This happens as the point directly beneath the sun crosses Earth’s equator. The final Supermoon of 2019 rises Tuesday, but did you know why each full moon isn’t so super?
This is a good week to spot Mars and get a sense for the movement in the night sky. Mars is just a few degrees away from the waxing crescent Moon Monday night.
A look at NASA’s past and current fleet of jumbo jets on the 50th anniversary of the Boeing 747’s first flight.
Like most things astronomy related, lunar eclipses can be measured in different ways. Some require math, some require observation.
Earth was at its closest to the Sun on Jan 2, perihelion, but that has little to do with temperature or weather.