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Indian Space Research Organisation (ISRO) Chairman S Somnath on Monday said that the Chandrayaan-3- the third edition of India’s mission to the moon- will be launched this July.

Chandrayaan-3 is a follow-on mission to Chandrayaan-2 to demonstrate end-to-end capability in safe landing and roving on the lunar surface.

“I am very confident…” said Somnath today on the lunar mission.

The ISRO chairman was speaking after the space agency successfully placed the NVS-01, the first of the second-generation satellite series, into geosynchronous transfer orbit. The Geosynchronous Satellite Launch Vehicle deployed the NVS-01 navigation satellite from the second launch pad at the Satish Dhawan Space Centre (SDC SHAR) in Sriharikota in Andhra Pradesh.

Speaking to ANI, Somanath said, “The lesson is very simple. Learn from the past, and do what is possible with your capacity. Failures may happen. There are a thousand reasons for a rocket to fail. Even today, this mission could have failed. But we have to do what is needed to be done”.

Meanwhile, the Chandraayan-3 mission consists of an indigenous lander module a propulsion module and a rover with an objective of developing and demonstrating new technologies required for Inter planetary missions.

According to ISRO, the three mission objectives of the Chandrayaan-3 are- to demonstrate safe and soft landing on lunar Surface; to demonstrate Rover roving on the moon and to conduct in-situ scientific experiments.

It will be launched by the LVM3 rocket from SDSC SHAR centre in Sriharikota. The propulsion module will carry the lander and rover configuration till 100 km lunar orbit, according to ISRO.

The propulsion module has Spectro-polarimetry of Habitable Planet Earth (SHAPE) payload to study the spectral and Polari metric measurements of Earth from the lunar orbit.

The Lander will have the capability to soft land at a specified lunar site and deploy the Rover which will carry out in-situ chemical analysis of the lunar surface during the course of its mobility. The Lander and the Rover have scientific payloads to carry out experiments on the lunar surface.

The main function of the Propulsion Module is to carry the Lander Module from launch vehicle injection till final lunar 100 km circular polar orbit and separate the Lander Module from the Propulsion Module.

Apart from this, the Propulsion Module also has one scientific payload as a value addition which will be operated post separation of Lander Module.

The launcher identified for Chandrayaan-3 is GSLV-Mk3 which will place the integrated module in an Elliptic Parking Orbit (EPO) of size 170 x 36500 km.

The Chandrayaan is an ongoing series of lunar space exploration programme of the ISRO. Chandrayaan-1, the first lunar probe of ISRO, in 2008-09 found water on the moon. The Chandrayaan-2 was launched in July 2019 and successfully inserted into orbit in August 2019. However, minutes its lander crash-landed on the moon after losing communication with the ground stations.

Earlier in the day, the ISRO Chairman Somnath congratulated the whole ISRO team after the successful launch of NVS-01.

“I would like to congratulate everyone on the outcome. The satellite is placed in the precised orbit. Congratulates to the entire ISRO for making this mission happen,” ISRO Chairman Somnath said in a press conference.

He appreciated the fact that the mission was accomplished after doing the rectifications after suffering a debacle during the last mission.

“This mission GV-F12 came after the debacle that happened in the F-10 mission where there was an issue in the cryogenic stage and the cryogenic engine could not get accomplished. I am very happy that the correction and modification at the cryogenic stage were done and we learnt the lessons to make our cryogenic stage more reliable. I want to specifically congratulate the entire ‘Failure Analysis Committee’ who went through this and made our life much better and also for the Liquid Propulsion System,” he said.

Somnath added, “Today the Navigation Satellite NVS-01 is the second generation of navigation satellite with additional capabilities that we have already brought into the satellite constellation where we make the signals more secure. We made a civilian frequency band L-1 and also introduced our Atomic Clock. And this is one of the five series of satellites with new configurations that are to be launched. I would like to thank all those who worked for this satellite and make the mission a grand success”.

Appreciating the government support, the ISRO Chairman also thanked the authorisation of the GSLV launch despite a failure during the last attempt.

“The confidence of the decision makers, our honourable Prime Minister Narendra Modi and other key functionaries who reviewed it to see that we have done the required work. The Navic Constellation is something very crucial for the nation to have a regional navigation constellation. I take this opportunity to tell you that we are going to make this Navic system fully functional and operational for the benefit of this nation,” he said.

He further said that the satellite is currently in Geosynchronous Transfer Orbit, from where it is the responsibility of the satellite team to correctly place it in the orbit.

Apprising about the future missions of ISRO, Chairman Somnath said, “In the coming months, we are going to launch PSLV as well as GSLV Mark-3. We are also going to launch the test vehicle of the Gaganyan (Man mission). Of course, the launches of further PSLV and SSLV are also in line”

“We are having the next launch of GSLV with a Climate and weather observation satellite called INSAT-3DS, which will be happening soon. And after that, the same rocket is bound to take NISR – India Nasa Synthetic Alergic Radar Satellite as well,” he added.


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Mysterious Planetary-Mass Objects May Form in Young Star System Clashes

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Mysterious Planetary-Mass Objects May Form in Young Star System Clashes

Free-floating planetary-mass objects have been observed drifting through young star clusters, raising questions about their origins. These objects, with masses around 13 times that of Jupiter, have been identified in large numbers within regions like the Trapezium Cluster in Orion. The discovery of 40 binary planetary-mass objects, referred to as Jupiter-Mass Binary Objects (JuMBOs), has challenged existing theories about their formation. Their presence has led scientists to investigate whether they originate like planets or stars, as neither process can fully explain their characteristics.

Formation Linked to Star System Collisions

According to a study published in Science Advances on February 26, simulations suggest that these objects may form during violent interactions between circumstellar disks surrounding young stars. Deng Hongping of the Shanghai Astronomical Observatory at the Chinese Academy of Sciences told Phys.org that planetary-mass objects do not align with the typical classifications of stars or planets, indicating a distinct formation process linked to young star clusters.

New Insights into Rogue Planetary Objects

As reported, previous theories suggested that free-floating planetary-mass objects were planets ejected from their home systems due to gravitational interactions. However, the discovery of binary JuMBOs contradicts this, as the likelihood of such an event occurring without breaking the pair is low. Alternative explanations, such as them being brown dwarfs, have also been questioned, as binary rates decrease significantly for lower-mass stellar bodies.

Simulations Reveal a Different Mechanism

High-resolution hydrodynamic simulations by the research team demonstrated that circumstellar disk collisions at high speeds could create tidal bridges of gas and dust. These structures collapse into filaments that fragment, forming planetary-mass objects. The study found that 14% of these objects emerge in binary or triplet systems, providing a possible explanation for the large number of JuMBOs observed in Orion.

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Vanvaas OTT Release Date: Utkarsh Sharma, Nana Patekar’s Film to Premiere on ZEE5

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New Dark Matter Hypothesis Suggests Ionisation Clue in Milky Way’s Core

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New Dark Matter Hypothesis Suggests Ionisation Clue in Milky Way’s Core

Unusual activity at the centre of the Milky Way has raised new questions about dark matter, potentially pointing to a previously overlooked candidate. Researchers suggest that a lightweight, self-annihilating form of dark matter could be influencing cosmic chemistry in ways that have gone unnoticed. This theory proposes that when two of these dark matter particles collide, they annihilate each other, producing electrons and positrons. The presence of these particles in dense gas regions may explain why the Central Molecular Zone (CMZ) contains a significant amount of ionised gas. Scientists argue that this ionisation effect could be an indirect way of detecting dark matter, shifting the focus beyond its gravitational influence.

New Dark Matter Hypothesis

According to a study published in Physical Review Letters, a research team led by Shyam Balaji, Postdoctoral Research Fellow at King’s College London, suggests that dark matter with a mass lower than a proton may be responsible for the high levels of ionisation observed in the CMZ. Speaking to Space.com, Balaji explained that unlike traditional dark matter candidates, which are mainly studied through gravitational interactions, this form of dark matter might be detectable through its impact on the interstellar medium.

Dark Matter and Ionisation

Dark matter is believed to make up 85 percent of the universe’s mass, yet it remains undetectable by conventional methods due to its lack of interaction with light. The research indicates that even if dark matter annihilation is rare, it would be more frequent in galaxy centres where dark matter is expected to be denser. The team suggests that the ionisation observed in the CMZ is too strong to be explained by cosmic rays alone, making dark matter a compelling alternative explanation.

Future Observations and Implications

Balaji highlighted that existing observations do not contradict this hypothesis, and upcoming space missions, including

COSI gamma-ray telescope set to launch in 2027, could provide further evidence. If confirmed, this would open a new avenue for studying dark matter, not just through its gravitational effects but also through its chemical interactions within the galaxy.

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World’s First Modular Quantum Computer Operates at Room Temperature

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World’s First Modular Quantum Computer Operates at Room Temperature

A quantum computer capable of functioning at room temperature has been developed, marking a major advancement in the field. Named Aurora, the system operates using light-based qubits and connects multiple modules through fibre optic cables. This approach aims to address key challenges in quantum computing, including scalability, fault tolerance, and error correction. The technology, designed by Xanadu, a Toronto-based quantum computing company, demonstrates the potential for networked quantum computers that do not require extreme cooling measures.

Photon-Based Quantum Computing at Scale

According to a study published in Nature, Aurora is the first quantum system that operates at scale while being entirely photonic. Traditional quantum computers rely on superconducting qubits that require near-absolute zero temperatures to function effectively. These systems face significant challenges due to heat generation and complex cooling infrastructure. By utilising photonic qubits instead of superconducting ones, Xanadu’s researchers have created a system that integrates seamlessly into existing fibre optic networks.

Networking Smaller Quantum Units

As reported, Christian Weedbrook, CEO and founder of Xanadu, explained that the industry’s primary challenges lie in improving quantum error correction and achieving scalability. The system has been designed with smaller, interconnected modules rather than a single large unit. Speaking to the publication, Darran Milne, CEO of VividQ and an expert in quantum information theory, noted that while dividing a quantum system into multiple components may improve error correction, it has been seen whether this approach will ultimately reduce errors or compound them.

Potential Applications and Future Development

The system integrates 35 photonic chips linked by 13 kilometres of fibre optic cables. Researchers believe this framework could enable large-scale quantum data centres, facilitating applications such as drug discovery simulations and secure quantum cryptography. According to Xanadu, future efforts will focus on minimising optical signal loss in fibre connections to enhance performance.

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