Science & Technology

Bengaluru, Sep 20 (PTI) Hopes of re-establishing contact with India's moon mission Chandrayaan-2's lander seems to be all but over with its 14-day mission life set to end and the Lunar night falling early Saturday.

Lander Vikram, with rover Pragyan housed inside it, lost communication with the ground station on September 7 during its final descent, just 2.1 kms above the lunar surface, minutes before the planned touch-down on the Moon.

Tehran, Sept 17, IRNA - Iran is expected to unveil a new radar system to detect low-altitude missiles in a bid to expand the country’s national air defense systems, said a senior defense official on Tuesday. 

Kolkata, Sep 16 (PTI) Dengue vaccination will be introduced in India early next year on a demonstration basis in areas where the prevalence is high, a senior official of the Indian Council of Medical Research said here on Monday.

A serosurvey (a test of blood serum from a group of individuals) in this connection has been done recently in more than 15 states including West Bengal, and the report was published in the medical journal, Lancet Global Health, the official said.

Bengaluru, Sep 17 (PTI) An unmanned aerial vehicle (UAV) belonging to the Defence Research and Development Organisation crashed during a trial in an agriculture field in Chitradurga district on Tuesday, police said.

However, no casualties were reported.

Bengaluru, Sept 10 (PTI) ISRO is racing against time to spring 'Vikram' back to life and salvage the lander-rover part of the Chandrayaan-2 mission.

The lander Vikram, with rover 'Pragyan' tucked inside it, lost communication with the ground-stations during its final descent, just 2.1 kms above the lunar surface, minutes before the planned soft-landing in the early hours of Saturday.

ISRO (Indian Space Research Organisation) said on Sunday Vikram had a "hard-landing".

Chennai, Sep 9 (PTI) The 'Vikram' lander lies on the lunar surface as a single piece, unbroken and it is in a tilted position following a hard landing while efforts to re-establish link with the probe were on, an ISRO official said on Monday.

Vikram, which encases rover 'Pragyan' went out of contact during its final descent, when it was just 2.1 km above the lunar surface, in the early hours of September 7.

Bengaluru, Sep 8 (PTI) The Chandrayaan-2s Vikram module has been located on the Lunar surface and it must have been a hard-landing, ISRO chairman K Sivan said on Sunday, in an admission that the planned soft-landing wasnt successful.

Yes, we have located the lander on the Lunar surface.

It must have been a hard-landing, Sivan told PTI.

New York, Sep 7 (AFP) Boeing has suspended testing on its new long-haul 777X aircraft, the company said Friday, a setback that comes as it battles to rebound from the crisis surrounding the 737 MAX.

The so-called "final load" tests are part of the aircraft certification process, overseen by inspectors from the Federal Aviation Administration (FAA), and meant to subject the plane to "loads and stresses well beyond normal operational loads," a Boeing spokesman told AFP in an email.

Bengaluru, Sep 7 (PTI) ISRO may have lost Chandrayaan-2's Vikram lander and rover Pragyan housed inside it, a senior official of the space agency associated with the unmanned moon mission said here Saturday.

Earlier in the day, contact from the lander to the ground stations was lost during its powered descent to the Lunar surface minutes before the planned touch-down.

"Vikram lander descent was as planned and normal performance was observed up to an altitude of 2.1 km.

BEIJING, Sept. 7 (Xinhua) -- China's lunar rover Yutu-2 has driven 284.66 meters on the far side of the moon to conduct scientific exploration on the virgin territory.

Both the lander and the rover of the Chang'e-4 probe switched to its dormant mode for the lunar night on Friday (Beijing time), according to the Lunar Exploration and Space Program Center of the China National Space Administration.