Meteor Trails
Dust particles left behind by comets crash into Earth’s atmosphere and heat up due to friction with the air. That’s when they become glowing meteors. At […]
Meteor Trails Continue reading »
Dust particles left behind by comets crash into Earth’s atmosphere and heat up due to friction with the air. That’s when they become glowing meteors. At […]
Meteor Trails Continue reading »
Susan Runco is an oceanographer at the Johnson Space Center. She’s part of a team of Earth scientists who’ve trained astronauts to take pictures from
Say Cheese, Andes! Continue reading »
How is there fire on the sun when there’s no oxygen? Strictly speaking, oxygen is a part of what makes up the sun’s composition. Meanwhile,
Year 2012 and the Sun Energy Continue reading »
Astronomers discovered Pluto in 1930, Geneva, and soon realized that this outer world actually crosses the orbit of Neptune, the next planet inward. In 1936,
Pluto was once a moon of Neptune? Continue reading »
“I saw the moon . . . and way out away from it there was what seemed to be a perfect circle of light. What
What causes a moon halo? Continue reading »