Sun

NASA to launch Parker Solar Probe, humanity's first flight to Sun in July

The National Aeronautics and Space Administration (NASA) is all set to launch its humanity's first mission to the Sun, Parker Solar Probe, in July.

Apr 09, 2018, 15:57 PM IST

NASA installs new instrument aboard ISS to measure the Sun's energy

TSIS-1 studies the total amount of light energy emitted by the Sun using the Total Irradiance Monitor, one of two sensors onboard. 

Mar 19, 2018, 15:05 PM IST

Strongest magnetic field ever measured directly observed on Sun's surface

Magnetism plays a critical role in various solar phenomena such as flares, mass ejections, flux ropes, and coronal heating.

Feb 07, 2018, 18:20 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

Sun-like star can help decode sun's variability, climate effect

By combining photometric, spectroscopic and asteroseismic data, the team collected the most detailed set of observations for a solar-like cycle in any star other than the Sun. 
 

Jan 09, 2018, 16:49 PM IST

Giant 'dying star' presents an image of the Sun's future – See pics

Images captured using the Atacama Large Millimeter/submillimeter Array (ALMA) telescopes showed that the star W Hydrae, which is at a distance of 320 light years in the constellation of Hydra, is a giant with a diameter twice the size of Earth's orbit around the Sun.

Nov 08, 2017, 10:25 AM IST

This is why Sun's atmosphere is much hotter than its surface

The corona is hundreds to thousands of times hotter than the Sun's visible surface, the photosphere.
 

Oct 14, 2017, 13:33 PM IST

This star swallowed its own planets

Dubbed Kronos after the child-eating Titan of Greek mythology, the star is the clearest and most dramatic case yet of a Sun-like star consuming its own planets

Oct 13, 2017, 16:14 PM IST

This is how scientists plan to avert solar storms striking Earth

A solar storm has the capacity to shut down electric grids, damage supply chains and global communication services, resulting in a lot of loss.

Oct 11, 2017, 17:06 PM IST

'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

Sun-like stars calm down after turbulent youth

From studies of solar X-ray emission, astronomers have determined that the corona is heated by processes related to the interplay of turbulent motions and magnetic fields in the outer layers of a star.

Sep 07, 2017, 19:38 PM IST

Flaring up! NASA's SDO captures two significant solar flares

The two eruptions occurred in an active region of the sun where an eruption of average intensity occurred on September 4.

Sep 07, 2017, 18:22 PM IST

US solar eclipse: IISER-Kolkata team's prediction captures 'almost all major features correctly'

The prediction by a team of physicists led by IISER-Kolkata on how the corona of the sun would look during the August 21 'Great American Solar Eclipse' has captured "almost all the major features" of the corona correctly, a statement said on Wednesday.

Aug 23, 2017, 19:24 PM IST

This is why eating untimely affects your skin!

The findings indicates that people who eat late at night are more vulnerable to sunburn and longer-term effects such as skin ageing and skin cancer.

Aug 16, 2017, 19:29 PM IST

Want to know Moon's role in Solar Eclipse? Watch the video

According to NASA, the Sun take most of the attention in a Solar Eclipse, but the moon also plays a pivotal role.

Jul 22, 2017, 21:35 PM IST

Higher sun exposure may up risk of eye freckles

The findings showed that eye freckles could indicate the presence or risk of sunlight-triggered eye diseases like cataract or macular degeneration.

Jul 22, 2017, 00:25 AM IST

NASA's SDO captures incredible sunspot that appears tiny but is actually larger than Earth! - Watch video

This sunspot is the first to appear after the sun was spotless for two days, and it is the only sunspot group at this moment.

Jul 14, 2017, 11:19 AM IST

Origins of the sun's swirling jets revealed - NASA scientists bare all secrets!

The results of this NASA-funded study were published in Science on June 22, 2017 — a special time of the year for the IRIS mission, which celebrates its fourth anniversary in space on June 26.

Jun 23, 2017, 11:04 AM IST

Merging galaxy clusters cause biggest bang in the Universe

The two clusters, which are located some 2.4 billion light years away, would create a larger galaxy cluster dubbed by scientists as Abell 115.

Jun 08, 2017, 22:26 PM IST

Citizen scientists uncover cold new world near Sun

Just six days after the launch of the Backyard Worlds: Planet 9 website in February, four different users alerted the science team to the curious object, whose presence has since been confirmed via an infrared telescope.

Jun 04, 2017, 15:21 PM IST