Have an 8-inch or larger telescope? Don't mind staying up late? Excellent. Here's a chance to stare deeper into the…
It's been known since 2005 that Saturn's 300-mile-wide moon Enceladus has geysers spewing ice and dust out into orbit from…
It's long been a mystery for astronomers: why aren't galaxies bigger? What regulates their rates of star formation and keeps…
Understanding the formation of stars and galaxies early in the Universe's history continues to be somewhat of an enigma, and…
Like very young humans, very young stars also tend to make a big mess out of the stuff around them…
Visible-light Hubble image of the jet emitted by the 3-billion-solar-mass black hole at the heart of galaxy M87 (Feb. 1998)…
Combined Hubble (optical) and VLA (radio) images show enormous radio jets shooting out from the galaxy Hercules A Talk about…
[/caption] Earlier today, Thursday, April 5, two NASA T-38 jets passed over the Washington, DC metropolitan area, during planned training…
[/caption] In a manner somewhat like the formation of an alliance to defeat Darth Vader's Death Star, more than a…
Blinking spots of intense light are being observed all over the lower atmosphere of the Sun. Not just in the…