Researchers have designed a new chip-integrated light source that can transform infrared wavelengths into visible wavelengths, which have been difficult to produce with technology based on silicon chips. This flexible approach ...
Optics & Photonics
Dec 19, 2019
2
27
How small are the smallest celestial objects that form like stars, but don't produce their own light? How common are they compared to full-fledged stars? How about "rogue planets," which formed around stars before being tossed ...
Astronomy
Dec 18, 2019
2
101
A carved-out cloud of gas and dust looks like a celestial jack-o'-lantern in this image from NASA's Spitzer Space Telescope.
Astronomy
Oct 31, 2019
0
282
Much like some snakes use infrared to "see" at night, University of Central Florida researchers are working to create similar viper vision to improve the sensitivity of night-vision cameras.
General Physics
Oct 23, 2019
0
18
This infrared image from NASA's Spitzer Space Telescope shows a cloud of gas and dust full of bubbles, which are inflated by wind and radiation from young, massive stars. Each bubble is filled with hundreds to thousands of ...
Astronomy
Sep 30, 2019
2
618
Over 30 years ago, the Infrared Astronomy Satellite discovered that the universe contained many extremely luminous galaxies, some more than a thousand times brighter than our own Milky Way, but which are practically invisible ...
Astronomy
Aug 19, 2019
1
298
This image from NASA's Spitzer Space Telescope might look like a lightsaber floating in space, but it's actually an entire galaxy viewed on its side.
Astronomy
Aug 13, 2019
0
683
Unlike Andy Warhol's famous silkscreen grids of repeating images rendered in different colors, the varying hues of this galaxy represent how its appearance changes in different wavelengths of light—from visible light to ...
Astronomy
Jun 27, 2019
2
0
If you stop a random person on the sidewalk and ask them what their favorite planet is, chances are their answer will be Saturn. Saturn's stunning rings are a memorable sight in any backyard telescope. But there is still ...
Space Exploration
Jun 20, 2019
0
0
The Milky Way Project: Probing Star Formation with a New Yellowball Catalog presents a study of 518 infant star-forming regions known as "Yellowballs," drawn from a catalog made possible by the efforts of citizen scientists. ...
Astronomy
Jun 13, 2019
1
23
