The Planetary Society's LightSail project is set to realize Sagan's vision after 40 years.
Mercury and Earth are the only two planets with a magnetic field.
Ayelet Carasso and Doron Marco say meals can be put together in 30 seconds.
The United Arab Emirates (UAE) unveiled details of its Mars mission.
This year's most powerful solar storm erupts from 'wildly active sun'.
Over 100 pieces of space debris detected from US Defence Meteorological Satellite Programme.
Exceptionally luminous galaxy EGS-zs8-1 forming 80 times faster than Milky Way.
Fjords likely play huge role in regulating climate change across globe, scientists discover.
Cristoforetti used the world's first space espresso machine and tweets results.
Exposure to space radiation could put astronauts at risk of cognitive problems, study suggests.
M dwarf stars are difficult to search for planets as they radiate little light.
The students detected the pulsar in data obtained from the Green Bank Telescope.
Blue Origin, a start-up space company owned by Jeff Bezos, launched an experimental suborbital spaceship from Texas.
EmDrive inventor Shawyer says many companies are working on the technology besides Nasa.
Nasa has tested an electromagnetic propulsion drive in a vacuum and sent beams faster than the speed of light.
Three-dimensional view of iconic Pillars of Creation created using ESO's Very Large Telescope.
This confirms that alien life forms are continually entering the Earth's stratosphere from space, researcher tells IBTimes UK.
The exact location where the debris of M-27M will fall will be known in two days.
Intriguing features spotted near planet's pole from 60m miles away.
Nasa's Messenger spacecraft will crash into the planet Mercury on 30 April as it runs out of fuel.
The Progress 59 unmanned craft was carrying supplies to the space station.
The Space Shuttle Enterprise was dedicated to the fallen crews of the US space flight programme.
3D map spanning two billion light years provides most comprehensive view of universe.
The crash is expected to leave a crater 16m wide on Mercury's surface.
UK scientists building a space laser which will blast beams of energy to Earth
The shock wave generated in cluster collisions however cannot sustain star formation for long.
Early evangelist Saul/Paul became a Christian after seeing exploding meteor, scientist says.
Hubble telescope was launched 25 years ago today and Google has marked it with a doodle.
As Hubble turns 25, here's everything you need to know about Nasa's famous space telescope.
Senior Hubble scientists says Hubble has many more years before it is decommissioned.