Space Technology

Reply by the Central Pollution Control Board (CPCB) regarding use of environmental compensation funds, 29/04/2025

Reply by the Central Pollution Control Board (CPCB) in compliance to the National Green Tribunal (NGT) order dated January 21, 2024 in the matter of ‘News item titled “Feeling anxious? Toxic air could be to blame” appearing in Times of India dated 10.10.2023’. NGT had directed CPCB to file a …

Starry insights

new observatories have been placed inside the Earth to study the properties of neutrinos

Cosmic foresight

The Hubble Space Telescope of the National Aeronautics and Space Administration (NASA) has discovered a spectacular fireworks show of stellar birth at the heart of a pair of colliding galaxies. The recent findings may provide astronomers a unique opportunity to study the stellar formation produced by a catastrophic event in …

Trapping solar energy in space

scientists feel that it is possible to trap solar power in outer space, beam it to the Earth, and convert it into electricity. With the help of latest techniques, they hope that solar energy could be delivered at prices equal to or even lower than ground-based alternatives without big environmental …

Rings and wings

the launch of Cassini, which will visit Saturn, is another major event in space exploration in this decade. The probe, part of a project that began almost 13 years ago, took off on October 13, 1997, and will reach Saturn in about seven years. Its mission: getting detailed information about …

Tracking elles

A project to conserve the Asian elephant has been launched by the Smithsonian Institution, USA, and the department of wildlife and national parks, Malaysia. Using radio collars and satellite tracking, the project will collect information on relocated animals. The collar carries an

Watery world

An analysis of data from the Halogen Occultation Experiment (HALOE) on the Upper Atmosphere Research Satellite indicates that there is a wet layer about 70 to 80 km up. It is generally believed that water vapour in the atmosphere is trapped below 12 km while the region between 50 and …

Genealogy of stars

a cluster of galaxies has been found that looks bright in the x -rays region but contains only a single visible galaxy. A team led by M Hattori at the Max-Plank-Institut fur extraterrestrische Physik, Giessenbachstrasse, Germany, reports that it is the most distant cluster of galaxies in the x -rays …

From Russia with love

aerospace , once perceived as the frontier of us -Russian competition, is fast emerging as one of the most fruitful areas of cooperation between the former ideological enemies. Representatives of Russian and foreign companies participating in the recently concluded air show in Moscow, shared the view that cooperation

Left in the lurch

the history of India's satellites welcomes yet another orphan. The latest to be abandoned is the 2,070-kg, Rs 450-crore Insat 2d , launched on June 4 from Kourou, French Guyana. The chief reason for failure of the satellite - plagued by a series of snags - was a jammed solar …

NET WORK

Stamp on the NetAn electronic postage stamp is being developed in the US that Internet users could buy with a click of the mouse instead of walking down to the neighbourhood post office. A firm led by an Indian American is expected to produce the system that would enable users …

Free falling to safety

a wingless spacecraft, the x -38 is being developed at National Aeronautics and Space Administration ( nasa ), usa, that would work as a rescue vehicle for a space station. The spacecraft can fly back to the Earth from space and land like an aircraft on a runway. Engineers at …

IN FOCUS

After a journey of 10 months and about 700 million km, the US spacecraft Mars Global Surveyor successfully eased into a wide orbit of Mars about 300 km over the north pole of the planet in the early hours of September 12. The craft will map the planet's surface for …

In Focus

The Pathfinder mission sprung a surprise towards end August when the roving vehicle revealed at least two different kinds of rocks on the planet. Neither resembles the Earth's volcanic rocks or meteorites presumed to originate in Mars. These findings have confused scientists, waiting for moredata on the rocks. They are …

Explosions in outer space

the Compton Gamma Ray Observatory based at the National Aeronautics and Space Administration ( nasa ), usa, has detected that gamma-ray bursts occur almost every day. The flashes appear from random directions and last for a few seconds. There are two theories on gamma-ray bursts. One theory suggests that the …

Hello Mathilde

Mathilde, a 52 kilometres asteroid, has been observed by the Near Earth Asteroid Rendezvous (NEAR) spacecraft. The spacecraft measured the mass of the asteroid when it passed within 1,200 km of Mathilde. Findings show that Mathilde is full of cavities. Researchers at the Jet Propulsion Lab, Pasadena, USA, say the …

Space invaders

a huge bubble of hot and magnetically charged gas has been discovered that may damage satellites after reaching the Earth's atmosphere. The bubble in the form of a giant cloud travels towards the Earth with a speed of 14,48,100 km per hour. When it reaches the Earth, the bubble expands …

Discovery returns

the us space shuttle Discovery returned to Earth on August 20 with a satellite that has gathered data about ozone depletion in the Earth's atmosphere. The spacecraft had been launched successfully on August 8 after overcoming a communications glitch. It carried a sophisticated, reusable German science satellite crista-spas that studied …

NETWORK

Smart carrier To avoid traffic jams that frequently clog the Internet today, the US universities are planning for Internet II, a new super fast, national network system. The leading research universities of nearly 60 countries are designing the network for a new class of applications. The network will have speeds …

In Focus

NASA's Mars Pathfinder space-craft is capturing far more data on the atmosphere, weather and geology of Mars than scientists had expected. In all, Pathfinder has returned about 1.2 gigabits (1.2 billion bits) of data and 9,699 pictures of the Martian landscape. A new portrait of the Martian environment has begun …

IN FOCUS

Cosmonauts aboard the damaged space station Mir, are cleaning up the ship and are preparing to return home after the most troubled mission in the space station's 11-year history. They are waiting for the arrival of the new crew said spokesperson Vera Medvedkova from the Russian mission control outside Moscow. …

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