Solar system

Exoplanets orbiting same star have similar sizes, suggests study

Exoplanets orbiting same star have similar sizes, suggests study

Published in The Astronomical Journal, the study led by astrophysicist Lauren Weiss from the University of Montreal in Canada focused on 909 planets belonging to 355 multi-planet systems.

Jan 12, 2018, 16:13 PM IST
Water-containing meteorites reveal ingredients for life

Water-containing meteorites reveal ingredients for life

The findings, published in the journal Science Advances, showed evidence for the pair's past intermingling and likely parents. 

Jan 11, 2018, 18:29 PM IST
Was a bubble produced by massive star the birthplace of our solar system?

Was a bubble produced by massive star the birthplace of our solar system?

The general prevailing theory is that our solar system formed billions of years ago near a supernova.

Dec 26, 2017, 13:29 PM IST
Life beyond our solar system: NASA may send probe to nearby exoplanet by 2069

Life beyond our solar system: NASA may send probe to nearby exoplanet by 2069

Although most of the technology NASA needs for such a mission does not exist yet, it could involve travelling at one-tenth the speed of light.

Dec 20, 2017, 17:12 PM IST
NASA's robotic mission to explore solar system awaits final concepts

NASA's robotic mission to explore solar system awaits final concepts

Current New Frontiers missions are New Horizons to Pluto and the Kuiper Belt, Juno at Jupiter, and the OSIRIS-REx asteroid sample return mission, now heading to the asteroid Bennu for arrival in 2018.
 

Dec 19, 2017, 14:20 PM IST
Big Kepler revelation: NASA discovers a solar system just like ours with eight planets

Big Kepler revelation: NASA discovers a solar system just like ours with eight planets

Sitting around a Sun-like star 2,545 light years away in the constellation Draco, Kepler-90i – like Earth – is also the third rock from its sun - though it sits much closer, circling its star every 14.4 days.

Dec 15, 2017, 08:35 AM IST
Super massive discovery: Scientists unveil most distant black hole

Super massive discovery: Scientists unveil most distant black hole

The newly found black hole is voraciously devouring material at the centre of a galaxy – a phenomenon called a quasar. 

Dec 07, 2017, 12:34 PM IST
Scientists discover Earth-like conditions on exoplanet located 111 light-years-away

Scientists discover Earth-like conditions on exoplanet located 111 light-years-away

While looking at the planet's data, the same researchers also discovered for the first time that the planet has a neighbour.

Dec 06, 2017, 14:37 PM IST
Liquid oceans in outer solar system may last longer, says study

Liquid oceans in outer solar system may last longer, says study

Heat generated by the gravitational pull of moons formed from massive collisions could extend the lifetimes of liquid water oceans beneath the surface of large icy worlds lying beyond the orbits of Neptune and Pluto and their moons.

Dec 03, 2017, 15:20 PM IST
Earth-sized planet that could be a "comfortable abode for possible life" found

Earth-sized planet that could be a "comfortable abode for possible life" found

The low-mass exoplanet orbits the red dwarf star Ross 128 every 9.9 days. The star is currently located at a distance of 11 light-years from Earth.

Nov 16, 2017, 12:24 PM IST
Small space object pays a visit to our galaxy

Small space object pays a visit to our galaxy

Observations are still underway and if so, then it would be the first "interstellar object" to be observed and confirmed by astronomers.

Oct 28, 2017, 13:59 PM IST
Scientists spot comets outside our solar system

Scientists spot comets outside our solar system

These cosmic balls of ice and dust, which travelled about 160,934 kms per hour before they ultimately vapourised, are some of the smallest objects yet found outside our own solar system.

Oct 28, 2017, 12:05 PM IST
Now explore planets, moons in Google Maps

Now explore planets, moons in Google Maps

Google Maps now enables a visit to Saturn's natural satellites such as Enceladus, Dione or Iapetus, Rhea and Mimas as well as Jupiter's Europa and Ganymede.

Oct 17, 2017, 12:20 PM IST
Ninth planet of solar system does exist, believes NASA

Ninth planet of solar system does exist, believes NASA

As per a NASA report, a ninth planet might be there on the outer edges of our solar system.

Oct 14, 2017, 15:21 PM IST
Venus' mysterious night side revealed for the first time – Here's why it's creating a buzz

Venus' mysterious night side revealed for the first time – Here's why it's creating a buzz

Venus' atmosphere is dominated by strong winds that whirl around the planet far faster than Venus itself rotates.

Sep 17, 2017, 17:51 PM IST
'Planet 9' formed closer to home than believed: Study

'Planet 9' formed closer to home than believed: Study

The outskirts of the solar system have always been something of an enigma, with astronomers in the late 19th and early 20th centuries searching for a giant planet that was not there, and the subsequent discovery of Pluto in 1930.

Sep 16, 2017, 18:27 PM IST
At least nine alien planets in position to spot Earth: Study

At least nine alien planets in position to spot Earth: Study

To look for worlds where civilisations would have the best chance of spotting our Solar System, the astronomers looked for parts of the sky from which more than one planet could be seen crossing the face of the Sun.

Sep 10, 2017, 19:42 PM IST
Astronomers identify oldest asteroid family

Astronomers identify oldest asteroid family

The team also discovered a relatively sparse region of the main asteroid belt, where the few asteroids present are likely pristine relics from early in solar system history. 

Aug 04, 2017, 19:08 PM IST
In a first, Hubble detects hot exoplanet with glowing water atmosphere

In a first, Hubble detects hot exoplanet with glowing water atmosphere

Scientists have discovered glowing water molecules in the atmosphere of a planet outside our solar system.

Aug 03, 2017, 13:04 PM IST
NASA dashes hopes of life on Proxima b, says habitability is unlikely

NASA dashes hopes of life on Proxima b, says habitability is unlikely

At only four light-years away, Proxima b is our closest known extra-solar neighbour.

Aug 01, 2017, 14:29 PM IST