All posts tagged: space research

NASA’s Don Pettit Returns to Earth with Russian Crewmates After ISS Science Mission

NASA’s Don Pettit Returns to Earth with Russian Crewmates After ISS Science Mission

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The Soyuz MS-26 spacecraft returned to Earth after a months-long mission on the International Space Station on April 19, 2025. Along with cosmonauts Alexey Ovchinin and Ivan Vagner, the spacecraft carried NASA astronaut Don Pettit too. Undocked from the ISS, the spacecraft drifted away and began descending three hours later to land in Kazakhstan. Pettit’s time in orbit was marked by numerous scientific investigations focused on future space missions, including experiments on metal 3D printing, advanced water sanitation, plant biology, and fire behaviour in microgravity. Back to Earth: Soyuz Returns Don Pettit and Crewmates After Scientific Mission in Orbit As per the NASA mission summary, Pettit logged hundreds of hours on research projects aimed at enhancing long-duration spaceflight technologies. Agency updates state that the 3D printing experiments advanced additive manufacturing in weightless conditions, while the fire dynamics tests offered critical data for onboard safety measures. Research on water purification and sustainable plant growth will help support life support systems on future lunar and Martian habitats. The Soyuz‘s successful return added another chapter to routine international …

James Webb Telescope Captures Neptune’s Auroras in Stunning Detail

James Webb Telescope Captures Neptune’s Auroras in Stunning Detail

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Neptune’s elusive auroras have been captured for the first time in newly released images. It offers an unprecedented look at the ice giant’s atmospheric activity. After decades of conjecture, the occurrence of these auroras has been confirmed by direct visual evidence from the James Webb Space Telescope (JWST). Their presence had been hinted at by earlier observations, such as the Voyager 2 flyby data, but photographing them had proven difficult. The telescope’s near-infrared capabilities, which allowed for the remarkably clear detection of these emissions, have been credited with the breakthrough. Results of the Research Reportedly, according to research conducted at Northumbria University and the University of Leicester,Neptune’s auroras are said to be very different from those seen on other planets. Neptune’s auroras can be seen in unexpected places, in contrast to Earth, Jupiter, and Saturn, where auroral activity is usually focused near the poles. This anomaly has been linked to the planet’s highly tilted and offset magnetic field, which directs charged particles from the solar wind in unpredictable ways. Henrik Melin, a planetary scientist at …

New Research Suggests Dark Energy Is Evolving, Challenging Cosmology Models

New Research Suggests Dark Energy Is Evolving, Challenging Cosmology Models

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New research suggests that dark energy, the unknown force driving the accelerated expansion of the universe, may not be behaving as previously believed. Observations from a large-scale 3D map indicate that this force could be evolving over time, contradicting long-standing models of cosmology. The data, derived from extensive observations of millions of galaxies, provides fresh insights into the fundamental workings of the universe. Scientists are now questioning whether the standard model, which assumes a constant dark energy force, remains valid in explaining the cosmos. Evidence from DESI’s 3D Mapping Project According to the Dark Energy Spectroscopic Instrument (DESI), which operates from the Nicholas U. Mayall 4-Meter Telescope at Kitt Peak National Observatory, findings suggest that dark energy may not be a fixed force. The analysis is based on data collected over three years, covering nearly 15 million galaxies and quasars. DESI’s ability to simultaneously capture light from 5,000 galaxies allows researchers to examine large-scale cosmic structures and measure how the universe’s expansion rate has changed over time. Comparisons with Other Cosmic Observations As reported, inconsistencies …

ISRO and IIT Madras Unveil Research Centre for Space Thermal Sciences

ISRO and IIT Madras Unveil Research Centre for Space Thermal Sciences

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The Indian Space Research Organisation (ISRO) and the Indian Institute of Technology (IIT) Madras have inaugurated the S Ramakrishnan Centre of Excellence for Research in Fluid and Thermal Sciences. The centre is named in the honour of the late aerospace engineer and IIT Madras alumnus, Dr. S Ramakrishnan. The centre will focus on advancing thermal and fluid-related research for spacecraft and launch vehicle technology. The inauguration took place on March 17, 2025, with ISRO Chairman and Department of Space Secretary Dr V Narayanan leading the event. The facility will support ISRO’s research in spacecraft cooling systems, high-fidelity simulation, and training programs for its scientists. Research Objectives and Collaboration As per reports, according to the agreement signed on November 11, 2024, ISRO and IIT Madras will jointly undertake research initiatives to develop thermal management solutions for space exploration. The new lab, housed within the Department of Mechanical Engineering, aims to provide a dedicated space for high-end research in fluid dynamics, heat transfer, and propulsion cooling. Reports indicate that the collaboration will also involve knowledge-sharing sessions between …

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

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

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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 …

Alpha Centauri May Have Sent Millions of Asteroids into the Solar System

Alpha Centauri May Have Sent Millions of Asteroids into the Solar System

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A significant number of asteroids originating from Alpha Centauri could be present in the solar system, as suggested by a recent study. The research indicates that if material ejected by Alpha Centauri matches the volume released by the solar system, nearly one million space rocks exceeding 100 meters in diameter may be scattered throughout the Oort Cloud. Some of these interstellar objects might even enter the inner regions of the solar system. Projections suggest that as Alpha Centauri moves closer over the next 28,000 years, the inflow of such objects is expected to rise. Interstellar Objects and Their Presence in the Solar System According to the study published on the preprint server arXiv, researchers at the University of Western Ontario simulated the movement of Alpha Centauri’s space debris over a span of 100 million years. Paul Wiegert, a researcher from the university, told Space.com that the presence of material from Alpha Centauri at detectable levels was unexpected. He explained that while space is vast, the possibility of foreign objects reaching the solar system in significant …

Aditya-L1’s SUIT Telescope Captures First-Ever Solar Flare Kernel, Revealing Unseen Solar Activity

Aditya-L1’s SUIT Telescope Captures First-Ever Solar Flare Kernel, Revealing Unseen Solar Activity

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India’s space-based solar observatory, Aditya-L1, has recorded a never-before-seen solar flare phenomenon, marking a major step in solar research. The Solar Ultra-violet Imaging Telescope (SUIT) onboard the spacecraft captured an image of a solar flare ‘kernel’ in the lower solar atmosphere. The observation was made in the Near Ultra-violet (NUV) spectrum, revealing crucial insights into solar activity and its potential effects on Earth. The mission, launched by the Indian Space Research Organisation (ISRO) on September 2, 2023, continues to provide significant scientific data. Findings from the Study According to research published in The Astrophysical Journal Letters, the SUIT instrument observed an X6.3-class solar flare on February 22, 2024. The flare’s intensity, classified among the most powerful solar eruptions, was studied in the NUV wavelength range (200-400 nm) for the first time in such detail. The recorded data suggests that energy from the flare spreads through different atmospheric layers, reinforcing theories about solar dynamics while offering new insights into plasma behaviour. How Aditya-L1 Observes Solar Flares Aditya-L1’s position at the first Earth-Sun Lagrange Point (L1), located …

New Research Reveals Mars’ Red Colour Linked to Ancient Water Presence

New Research Reveals Mars’ Red Colour Linked to Ancient Water Presence

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Mars has long been recognised for its striking red hue, a defining characteristic that has earned it the title of the ‘Red Planet.’ For years, the prevailing explanation pointed to iron oxide—commonly known as rust—forming in the planet’s dust. This process, scientists believed, took place over billions of years as iron minerals were ground down and distributed by Martian winds. New findings now indicate that Mars’ red colour may hold deeper implications, particularly in understanding the role of water in shaping the planet’s history. New Findings on Martian Dust According to a study published in Nature, researchers attempted to recreate Martian dust by using various types of iron oxides in laboratory settings. The team, led by Adomas Valantinas, a postdoctoral researcher at Brown University, analysed the dust using techniques employed by orbiting spacecraft. As per reports, their research revealed that the best match for Mars’ distinctive dust is a combination of basaltic volcanic rock and ferrihydrite, an iron oxide that forms in water-rich environments. Water’s Role in Mars’ Red Colour As per data collected from …

Astronomers Spot Galaxy NGC 3640 With a Past of Consuming Smaller Galaxies

Astronomers Spot Galaxy NGC 3640 With a Past of Consuming Smaller Galaxies

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An elliptical galaxy located 88 million light-years from Earth has been observed displaying unusual characteristics, with astronomers identifying it as a cosmic predator. The latest images captured by the Very Large Telescope (VLT) at the European Southern Observatory (ESO) indicate that the galaxy, designated NGC 3640, has a history of consuming smaller galaxies and may soon engulf another. The galaxy’s distorted structure and the faint, diffused light surrounding it serve as evidence of its turbulent past, as per reports. Positioned just above a smaller galaxy, NGC 3641, the larger body appears to be on a trajectory that could lead to a future merger. The study of such interactions provides insights into the evolutionary patterns of galaxies. Evidence of Past Galactic Mergers According to research published in Astronomy & Astrophysics, signs of previous mergers have been detected within NGC 3640. The structural distortions observed, coupled with the presence of older stellar populations, suggest that remnants of previously absorbed galaxies are embedded within its formation. Astronomers at the Italian National Institute for Astrophysics have analysed the remnants, …

ISRO’s Chandrayaan-4 to Land on Moon and Bring Back Lunar Samples in 2027

ISRO’s Chandrayaan-4 to Land on Moon and Bring Back Lunar Samples in 2027

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India’s space agency, the Indian Space Research Organisation (ISRO), is advancing its lunar exploration programme with the Chandrayaan-4 mission, scheduled for launch in 2027. The upcoming mission is expected to go beyond Chandrayaan-3’s achievements by not only executing a soft landing on the Moon’s south pole but also collecting and returning lunar surface samples to Earth. The mission will involve a complex assembly of five modules launched using two rockets, a significant departure from previous lunar missions undertaken by ISRO. Mission Details and Technological Advancements According to reports, the Chandrayaan-4 mission will have a total mass of 9,200 kg, more than double the weight of its predecessor. The increased size necessitates the use of two Launch Vehicle Mark-III (LVM3) rockets. These rockets will transport five separate modules into Earth’s orbit, where they will be docked before embarking on their journey to the Moon. As per statements made to ETV Bharat, ISRO Chairman V Narayanan mentioned that four of these modules will continue towards the Moon, with two ultimately making a landing. One module will remain …