Solar Eclipse Duration Calculator
That’s the particular sort of dashed hope that eclipses bring: you drive to your appointed spot and discover it wasn’t enough; the sky turned black … Read More
Space and astronomy calculators for planet weight and age, escape velocity, light-years, orbital periods and distances across the solar system. For the curious, students and weekend stargazers.
Space and astronomy calculators for planet weight and age, escape velocity, light-years, orbital periods and distances across the solar system. For the curious, students and weekend stargazers.
That’s the particular sort of dashed hope that eclipses bring: you drive to your appointed spot and discover it wasn’t enough; the sky turned black … Read More
Publicity surrounds eclipses, but even veteran eclipse watchers may get confused by their numbers. Maybe there’s a prediction stating that it’ll have a magnitude of … Read More
Sometimes the moon seems bigger then other times. Yes, it does! But you aren’t crazy; sometimes the moon is closer to us (and so appears … Read More
There is something satisfying about watching the moon go through its changes. It’s a slow process which means that on any one night you’re unlikely … Read More
The moon doesn’t follow a rigid schedule. It waxes and wanes, and then drifts some more across a timeline you intuitively understand yet struggle to … Read More
Maybe you’re trying to figure out when the next full moon arrives, perhaps you’re preparing to do some night photography, maybe you want to know … Read More
Every night, the moon change shape. It changes from a bright disk to a dark void, and back again. For thousands of years, it’s been … Read More
“Light is so weak here, it’s not even like being on Earth,” he says, as he stands up on Mars. “The atmosphere is so thin … Read More
Enter your date and location in the calculator above, and exact moment of solar noon for that day will be computed for you. No guessing … Read More
It’s noon. You look at your garden sundial and it says 10 minutes early. Is your clock out of whack? No, the sun is. That’s … Read More