Dead stars

Fluorine in toothpaste came from sun`s dead ancestors!

The fluorine in your toothpaste was likely formed billions of years ago in now dead stars of the same type as our sun, astronomers said.

Aug 22, 2014, 19:03 PM IST

Hubble finds dead stars `polluted` with Earth-like planetary debris

The NASA/ ESA Hubble Space Telescope has found signs of Earth-like planets in the atmospheres of a pair of burnt-out stars in a nearby star cluster.

May 10, 2013, 18:44 PM IST

Dead stars give a glimpse of what the Sun will look like in future

Scientists have studied two dead stars, which they say are giving us a glimpse as to how our Solar System might look like a few billion years from now.

May 10, 2013, 12:00 PM IST

Can dead stars hold future of spacecraft navigation?

Scientists are investigating the feasibility of using X-rays from dead stars to allow spacecrafts to navigate autonomously in the outer Solar System and beyond.

Oct 10, 2012, 17:07 PM IST

Soon, dead stars `may guide astronauts across the Universe`

These dense, burnt-out stars rotate rapidly, sweeping their emission across the cosmos at rates that are so stable they rival atomic clock performance.

Mar 31, 2012, 14:41 PM IST

`Cosmic candles’ result of colliding dead stars

In a new research, scientists have found that supernova, which are ‘cosmic candles’ used to fix the distance of objects in the universe, are caused by the merger of two small dead stars called white dwarfs.

Feb 22, 2010, 13:32 PM IST