Sudipta Sengupta shares her story of ascending Lalana, tragedies and triumphs along the treacherous trek route
The aim of the expedition was to climb an unnamed virgin peak (20,130 ft/6,136 m) in the Lahoul Himalayas. If successful, we planned to name it Lalana, which means woman in Bengali.
Clumpy-looking supernova remnant Tycho captured by NASA's Chandra X-ray Observatory
Did the explosion itself cause this clumpiness, or was it something that happened afterward?
10 best images NASA's Chandra X-ray observatory took over its 20 years on duty
This space telescope launched in July 1999 and investigated events that were not yet known of when it observed them.
NASA's Chandra X-ray Observatory back in action after glitchy gyroscope woes
NASA expects observations from Chandra to resume as per usual by the end of this week.
Massive coronal explosion on Proxima Centauri spotted by Astrosat, Chandra and Hubble
Hubble, Astrosat and Chnadra have simultaneously detected a massive coronal explosion on the nearest planet-hosting star 'Proxima Centauri'.
Nasa scientists discover cosmic tsunami of hot gas twice the size of the Milky Way
For the study, the researchers combined data from Nasa's Chandra X-ray Observatory with radio observations and computer simulations.
Nasa's Chandra X-Ray observatory discovers a brand new type of 'cataclysmic event'
A mysterious flash of X-rays probably resulting from a "completely new type of cataclysmic event" in space has been discovered by Nasa's Chandra X-ray Observatory, a study says.
Nasa finds white dwarf star in closest known orbit around a black hole
In a tightest orbital dance ever witnessed for a black hole and a companion star, the star whips around the black hole at about two orbits an hour.
Researchers pinpoint source of mysterious fast radio burst for the first time
Fast radio bursts are sudden radio flashes that last for about one thousandth of a second, and can outshine the intensity of an entire galaxy.