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Solar system

NASA's New Horizons spaceship to flyby farthest world ever photographed on New Year's Day

The New Horizons flyby of Ultima Thule is expected to help scientists better understand what conditions were like when our solar system formed billions of years ago.

Jan 01, 2019, 14:29 PM IST

'First known exomoon may have been discovered'

Astronomers using Hubble and Kepler space telescopes have found compelling evidence for the existence of the first known moon outside our solar system, orbiting a gas-giant planet 8,000 light-years away.

Oct 05, 2018, 07:47 AM IST

Mysterious Planet Nine exists in solar system, but invisible to telescopes: Top astronomers claim

Planet Nine, is likely a world “10 times the mass of Earth and 20 times farther from the sun than Neptune.”

Sep 04, 2018, 15:04 PM IST

Aliens on Mars? Liquid lake discovered on the Red Planet

The researchers said it could take years to verify whether something is actually living in this body of water that resembles a subglacial lake on Earth.

Jul 26, 2018, 10:02 AM IST

Evidence of stars forming only 250 million years after Big Bang found by astronomers

Scientists are said to have found traces of first stars which suggests that they winked to life roughly 250 million years after the Big Bang. 

May 24, 2018, 00:45 AM IST

Diamonds in desert asteroid point to long-lost planet

An asteroid containing large diamonds that hit the Earth in 2008 came from a "lost" planet in our solar system that existed billions of years ago, says a new study.

Apr 19, 2018, 10:20 AM IST

Star fly-by disturbed comets of solar system 70,000 years ago

This discovery was first made public in 2015 by a team of astronomers led by Professor Eric Mamajek of the University of Rochester in the US. 

Mar 21, 2018, 18:12 PM IST

Fifteen new planets including a habitable 'super-Earth' discovered

The research team found that the star K2-155d could potentially have liquid water on its surface based on three-dimensional global climate simulations.

Mar 12, 2018, 13:53 PM IST

Astronomers discover three super-Earth exoplanets orbiting star

All of them are categorized as super-Earths, that is, with masses that are larger than Earth's but less than Neptune's.

Mar 05, 2018, 14:53 PM IST

Hidden ocean under Jupiter's icy moon Europa's crust could host life: Scientists

Celestial bodies in the solar system with rocky cores share the same radioactive materials, ejected in space by the Supernova explosion that originated the Sun and the planets.

Feb 25, 2018, 12:19 PM IST

Scientists confirm existence of 100 new planets beyond our solar system

After analyzing hundreds of signals of potential exoplanets, scientists determined which signals were created by exoplanets and which were caused by other sources.

Feb 16, 2018, 14:53 PM IST

There are two planets that can support human life, say scientists

The planets studied are referred to by letter, planets b through h, in order of their distance from the star.

Jan 24, 2018, 17:51 PM IST

Changes in Mercury's orbit reveal how the Sun is losing mass as it ages

For long, scientists have studied Mercury's motion, and have also charted a road map of Mercury's orbit, called "ephemeris" to study its closest point to the Sun and its farthest point from the Sun.

Jan 23, 2018, 19:06 PM IST

A 'hot Jupiter' with unusual winds? Scientists discover mysterious exoplanet

Unlike Jupiter, the so-called hot Jupiters circle astonishingly close to their host star – so close that it typically takes fewer than three days to complete an orbit. 

Jan 23, 2018, 18:30 PM IST

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

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?

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

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

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

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