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Category: Astronomy

Robotics | IoT

Use Polarizing Film to Locate the Sun on Overcast Days

Locate the sun on overcast days with this ingenious Viking invention.
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Citizen Science Means Anyone Could Discover Planet Nine—Even You

In the first week that US scientists recruited the public to help identify a possible ninth planet in our solar system, more than 20,000 people volunteered to join the search. About 50,000 people around the world have signed up to allow Australian astronomers to siphon off a bit of their computing power to study the […]

Monitor Light Pollution with Photodiodes

Create a simple light detector to create a light pollution survey of your town or county to find out where your local dark sites are.
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Gaze Across the Solar System with a 3D-Printed, Raspberry Pi Telescope

The PiKon telescope is an open source, 3D printed, raspberry pi telescope suppoted by a growing community of amateur scientists.
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Multicolored Artificial Meteor Showers Launched From a Satellite Are Coming Soon

High above Earth, a satellite traveling 7.8 kilometers a second opens on one side and launches 1,000 spherical pellets. Though this might sound like the opening scene of a science fiction movie or a villain plot from the world of James Bond — it is anything but. It is the vision of Lena Okajima, CEO and founder of the Japanese startup ALE. She and her team have developed the pellets. The precise recipe is kept secret, but the result of their chemical composition is not. As the pellets fall through Earth’s atmosphere, they will start to burn, lighting up the… read more

Somewhere Out There Could Be a Giant New Planet in Our Solar System: So Where Is It?

The possible ninth planet is thought to be quite substantial with a mass around ten times that of Earth and a radius that’s two to four times bigger than Earth’s…. read more
The post Somewhere Out There Could Be a Giant New Planet in Our Solar S…

Build a Dobsonian Telescope Small Enough to Transport, Big Enough to Impress

High schooler Alex Patton made this affordable, DIY Dobsonian telescope.
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This 3D Printed Telescope Is Powered by Raspberry Pi

We talked to Mark Wrigley about the PiKon telescope, a low-cost telescope kit using 3D printed components, and a Raspberry Pi Camera.
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Stargazing On The White House Lawn

Guests of President Obama travel through time and space in the White House Astronomy Night tomorrow night.
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New Project: Hinge Sky Tracker for Astrophotography

This sky tracking platform matches the eath’s rotation in the simplest way possible. A basic regulator circuit powers a DC gear-head motor, which turns a pair of gears that engage a curved length of threaded rod, and makes the hinge open at the correct…