Scientists use Earth as proxy for detecting signs of life on exoplanets

This method simulates how astronomers and astrobiology researchers will search for evidence of life beyond Earth by observing potential "biosignatures" on exoplanets.

Aug 08, 2020, 01:38 AM IST

Kepler Space Telescope's first exoplanet candidate confirmed

Kepler has discovered thousands of exoplanets since its launch in 2009, using the transit method.

Mar 07, 2019, 12:17 PM IST

NASA's next planet-hunting spacecraft to be launched in April?

The mission will find exoplanets that periodically block part of the light from their host stars, events called transits.

Mar 20, 2018, 13:28 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

Astronomers detect water in Saturn-sized exoplanet's atmosphere

Located in the constellation Virgo, WASP-39b whips around a quiet, Sun-like star, called WASP-39, once every four days.

Mar 02, 2018, 17:26 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

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

Scientists discover four 'hot Jupiter' exoplanets orbiting dwarf stars

All the four planets belong to the class of exoplanets known as 'hot Jupiters.'

Jan 01, 2018, 13:21 PM IST

Here's how Google AI helped NASA in its discovery of two exoplanets

The Google AI found exoplanets using data from NASA's Kepler Space Telescope.

Dec 15, 2017, 11:24 AM IST

Do aliens exist? NASA likely to make big revelation soon

As per a press release by NASA, the team at the Kepler Space Telescope has been searching for extra-terrestrial life since 2009, and now they have found something spell binding.

Dec 11, 2017, 12:10 PM IST

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

There are 20 more planets besides Earth where we can reside, says NASA

The analysis of data comes from NASA's Kepler telescope that has revealed that the extraterrestrial worlds could hold life

Nov 01, 2017, 15:55 PM IST

Low-cost tech allowing telescopes on Earth to better observe exoplanets developed

With the new attachment, ground-based telescopes can produce measurements of light intensity that rival the highest quality photometric observations from space.

Oct 09, 2017, 18:16 PM IST

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

The host star of seven exoplanets, TRAPPIST-1 is older than our own solar system!

It is unclear what this older age means for the planets' habitability.

Aug 12, 2017, 18:46 PM IST

NASA's Kepler telescope finds 219 new planet candidates; 10 of which are Earth-like worlds

With the latest release, Kepler has detected a total of 4,034 planet candidates, of which 2,335 have been verified as exoplanets.

Jun 20, 2017, 08:55 AM IST

NASA's Kepler telescope reveals orbital details of TRAPPIST-1 system's outermost and least understood planet

Astronomers studying NASA's Kepler Space Telescope identified a regular pattern in the orbits of the planets in the TRAPPIST-1 system, confirming suspected details about the orbit of its outermost and least understood planet, TRAPPIST-1h.

May 23, 2017, 12:42 PM IST