Space

Dead Stars And A Story Of A Planet's Birth

Dead Stars And A Story Of A Planet's Birth

Astronomers have turned to an unexpected place to study the evolution of planets -- dead stars.  Observations made with NASA's Spitzer Space Telescope reveal six dead "white dwarf" stars…
Brown Dwarf Desert?   Yep

Brown Dwarf Desert? Yep

Brown dwarfs, objects that are less massive than stars but larger than planets, just got more elusive, based on a study of 233 nearby multiple-star systems by NASA's Hubble Space Telescope. Hubble…
Big Planets Need To Grow Fast Or Die Young

Big Planets Need To Grow Fast Or Die Young

Smithsonian Center for Astrophysics astronomers examined the 5 million-year-old star cluster NGC 2362 with NASA's Spitzer Space Telescope, which can detect the signatures of actively forming planets…
Mapping The Milky Way's Spiral Arms

Mapping The Milky Way's Spiral Arms

Iowa State University's Martin Pohl is part of a research team that has developed the first complete map of the Milky Way galaxy's spiral arms. The map shows the inner part of the Milky Way has two…
Keeping Track of Time

Keeping Track of Time

Keeping track of time is hard. Not only in terms of remembering meetings and be on time at the train station. Actually measuring time is a scientific art. Most of us find it logical to use the Earth…