Astronomy
Humble Little Pulsar Puts on a Big Show
This is a quiz. This X-ray nebula pictured above measures 150 light-years across. At its center is a very young…
And the Winner Is …
Earlier this week, the Hubble Space Telescope photographed the winning target in the Space Telescope Science Institute’s “You Decide” competition in celebration…
Titan (Weirdness) is More Than Meets The Eye
[/caption] Think Titan looks pretty round? Not quite, according to new data released today by the Cassini radar team --…
New View of Young, High-Mass Binary Star at Heart of Orion
[/caption] A new glimpse inside the heart of Orion has confirmed the separation between the binary star system that orbit each…
New Study: Some Massive Galaxies Were Practically Born That Way
[/caption] New research is casting…
New Bill Would Extend Shuttle Life, but NASA Doesn’t Need the Time
[/caption] The Senate Budget Committee has given the green light to fund NASA's shuttle program past the end of 2010,…
New Views of Spring on Mars
[/caption] New high-resolution images taken last month of Mars' south polar region are revealing signs of spring that are decidedly…
What is Lava?
[/caption] As you probably know, lava is the molten rock that comes out of volcanoes during eruptions. But what is…
Types of Lava
There are several different types of volcanoes: steep stratovolcanoes, wide shield volcanoes, and mounded lava domes. The shape of a…
What is the Temperature of Lava?
The temperature of lava when it is first ejected from a volcanic vent can vary between 700 and 1,200 degrees…