cosmic dust
Cosmic Dust Could Spread Life from World to World Across the Galaxy
Does life appear independently on different planets in the galaxy? Or does it spread from world to world? Or does…
Twinkling Stars Supply the Dust That Leads to Life
A team of Japanese astronomers has found a connection between the dustiness of Red Giant stars and changes in their…
Clouds of Carbon Dust Seen When the Universe was Less Than a Billion Years Old
A new study shows that carbonaeous dust grains existed much earlier than previously thought, which has significant implications for galactic…
Did Cosmic Dust Deliver the Phosphorus Needed for Life?
Without phosphorus, there's no life. It's a necessary part of DNA, RNA, and other biological molecules like ATP, which helps…
Earth Gains 5,200 Tons of Dust From Space Every Year
Whenever I wipe the dust off my coffee table or catch a glimpse of dust motes floating in sunlight, my…
Stars Are The Universe’s Neat Freaks
A recently released catalogue showing the results of a Herschel survey has revealed how stars have cleaned the universe over…
Getting a Handle on How Much Cosmic Dust Hits Earth
[/caption] Does Earth have a dust build-up problem? Estimates vary of how much cosmic dust and meteorites enter Earth’s atmosphere…