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…
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…
Solved - Mystery Of Nazca People Trophy Skulls

Solved - Mystery Of Nazca People Trophy Skulls

The mystery of why ancient South American peoples who created the mysterious Nazca Lines also collected human heads as trophies has long puzzled scholars who theorize the heads may have been used in…
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…
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…