A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

A technique called sonification allows new discoveries, brings out subtleties in dense data, and makes astronomy more accessible.

It’s neither fast nor food, but a spectacular object called HH 30 looks appetizing for astronomers in a new image from the ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

Astronomers trace the striking pattern to an encounter between a big galaxy and a much smaller one some 50 million years ago.

Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

The president of the United States today sends troops to fight in distant lands for long periods, enters into binding agreements with foreign powers, and takes other extraordinary actions, all ...

It is the International Day Of Women And Girls In Science, and what better way to celebrate than to discuss the work of Henrietta Leavitt, the scientist who discovered Cepheid variables and laid the ...

Although astronomy excites many Americans, most are unaware of the substantial investments made by the United States and Chile — together — in pursuit of understanding our universe.

Big Bang theory FAQs answered by an expert We asked Jason Steffens, assistant professor of physics and astronomy at the University ... observations are: 1) The Hubble Law shows that distant ...

Carnegie astronomy Wendy Freedman and team publish a new measurement of the expansion rate of the universe, or Hubble Constant, using Hubble Space Telescope observations to reach more distant Cepheid ...

Over 30 years of discoveries, the Hubble Telescope has captured galaxies like never before—uncovering secrets of their formation, evolution, and beauty. Get ready to be amazed by the universe's ...