MockSutraCurrent Affairs

Space

Every Space current affair for government exams, organised by subtopic — 33 verified updates across 4 subtopics.

NASA & Global15

ISS Spacewalk to Repair Canadarm2

NASA scheduled a spacewalk for 30 June 2026 to replace a wrist joint on the ISS's Canadarm2 robotic arm, with the EVA beginning around 8:35 a.m. EDT.

GK ByteSpace - ISS operationsCanadarm2: Canada's robotic arm on the ISSEVA: Extra-Vehicular Activity

NASA Readies 'Swift Boost' Servicing Mission

NASA prepared the first-of-its-kind Swift Boost mission to raise the orbit of the ageing Neil Gehrels Swift Observatory, using a robotic servicer named LINK (by Katalyst Space) for the roughly $30 million orbit-raising rescue.

GK ByteSpace technology, satellite servicing

NASA Roman Space Telescope Launch Advanced

NASA announced the Nancy Grace Roman Space Telescope is now targeted for launch on 30 August 2026 - about eight months ahead of schedule. It will fly on a SpaceX Falcon Heavy to the Sun-Earth L2 point to study dark energy and exoplanets.

GK ByteSpace scienceNASA HQ: Washington, D.C.Orbit: Sun-Earth L2 point

ESA-CAS SMILE Mission Launched

The European Space Agency and the Chinese Academy of Sciences jointly launched the SMILE mission to study the interaction between the solar wind and Earth's magnetosphere.

GK ByteSpace science

SpaceX CRS-34 Cargo Mission Launched

SpaceX launched its CRS-34 cargo resupply mission to the International Space Station, carrying scientific experiments and supplies for the crew.

GK ByteSpace, ISS logistics

NASA's Psyche Spacecraft Performs Mars Gravity Assist

NASA's Psyche spacecraft flew about 4,500 km above Mars in a gravity-assist manoeuvre, en route to the metal-rich asteroid 16 Psyche.

GK ByteSpace science

ISRO-Norwegian Space Agency Framework Agreement

The Nordic Summit welcomed a Framework Agreement between ISRO and the Norwegian Space Agency on space cooperation, expanding India's international space partnerships.

GK ByteSpace diplomacyISRO HQ: Bengaluru

Artemis II Sets Farthest-Human-Spaceflight Record

On 6 April, Artemis II surpassed the Apollo 13 distance record, with the crew reaching about 252,756 miles from Earth. The Orion capsule 'Integrity' splashed down in the Pacific on 11 April.

GK ByteSpace, records

NASA Launches Artemis II

NASA launched Artemis II aboard the Space Launch System, sending astronauts Reid Wiseman, Victor Glover, Christina Koch and Canada's Jeremy Hansen on a ~10-day lunar flyby aboard Orion - its first crewed mission beyond low-Earth orbit in over 50 years.

GK ByteSpace, human spaceflightProgramme: Artemis (NASA's Moon programme)Artemis III: to land humans on the Moon

NASA's Artemis II March Launch Window Scrubbed

NASA's targeted March 2026 launch window for Artemis II (the first crewed Moon flyby of the Artemis programme) was scrubbed after engineers found a helium-flow problem in the SLS upper stage; the mission launched on 1 April 2026.

GK ByteSpace, human spaceflightArtemis: NASA's Moon programme

NASA Rolls Back Artemis II

NASA rolled the SLS rocket back into the Vehicle Assembly Building on 25 February after an upper-stage anomaly, to preserve an April launch date; Artemis II eventually launched on 1 April 2026.

GK ByteSpace - human spaceflight

ESA PROBA-3 Anomaly

The European Space Agency's PROBA-3 coronagraph/heliophysics mission suffered an anomaly causing loss of contact with one of its two formation-flying spacecraft (contact was re-established in March).

GK ByteSpace - missions

NASA Launches Pandora Space Telescope

NASA launched the Pandora small space telescope aboard a Falcon 9 to study exoplanet atmospheres; the same flight carried NASA's SPARCS and BlackCAT CubeSat telescopes.

GK ByteSpace - astronomy

Interstellar Comet 3I/ATLAS Makes Closest Approach

The interstellar comet 3I/ATLAS (C/2025 N1) passed closest to Earth at about 270 million km, posing no threat; NASA's JWST and ESA's XMM-Newton studied its coma.

GK ByteSpace - astronomy3I/ATLAS: 3rd known interstellar object (after Oumuamua, Borisov)

Indian Astronomers Discover 'Alaknanda' Early Spiral Galaxy

Using James Webb Space Telescope data, Indian astronomers discovered 'Alaknanda', a fully formed spiral galaxy that existed only about 1.5 billion years after the Big Bang, challenging galaxy-formation models.

GK ByteSpace - astronomy

ISRO8

ISRO Hot-tests Indigenous Semi-cryogenic Engine

ISRO successfully hot-tested its indigenous semi-cryogenic engine power head at 175 tonnes of thrust at the Propulsion Complex, Mahendragiri (Tamil Nadu), validating about 90% of designed capacity for next-generation heavy-lift launch vehicles.

GK ByteSpace tech, launch vehiclesISRO HQ: BengaluruEstablished: 1969Chairman: V. Narayanan

China Launches Shenzhou-23 Crewed Mission

China launched three astronauts aboard Shenzhou-23 to its Tiangong space station; the crew included Lai Ka-ying, the first astronaut from Hong Kong to fly to space.

GK ByteSpace, human spaceflightChinese space station: Tiangong

ISRO Conducts Gaganyaan-1 Crew Module Air-Drop Test

ISRO successfully conducted the second Integrated Air Drop Test of the Gaganyaan-1 crew module, validating parachute-based recovery. Gaganyaan-1, the first uncrewed test flight carrying the robot Vyommitra, is planned for later in 2026.

GK ByteSpace, GaganyaanGaganyaan: India's first human spaceflight programmeRobot: Vyommitra

Gaganyaan Final Qualification Load Test

ISRO and DRDO conducted the final qualification-level load test for the Gaganyaan crew module at the Terminal Ballistics Research Laboratory (TBRL), Chandigarh, evaluating high-speed aerodynamic loads and re-entry trajectory changes.

GK ByteSpace - GaganyaanGaganyaan: India's first human spaceflight programme

ISRO PSLV-C62 Mission Fails

ISRO's PSLV-C62 (64th PSLV flight) lifted off from Sriharikota but failed to reach orbit after a deviation in roll rates near the end of third-stage operation. The primary payload was the DRDO-built EOS-N1 satellite; it was the second consecutive PSLV failure.

GK ByteSpace - launch vehiclesPSLV: Polar Satellite Launch VehicleSpaceport: Sriharikota (SDSC-SHAR)

ISRO Releases ISSAR-2025

ISRO released the Indian Space Situational Awareness Report 2025 (ISSAR-2025) at the SMOPS-2026 conference in Bengaluru, reinforcing India's commitment to debris-free missions and space surveillance.

GK ByteSpace - policy/SSA

ISRO Completes Gaganyaan Drogue Parachute Tests

ISRO and DRDO qualified the crew module's drogue parachutes at the Rail Track Rocket Sled facility, Chandigarh, deploying them at over 600 kmph - a step toward the first uncrewed Gaganyaan-G1 flight.

GK ByteSpace - Gaganyaan

ISRO Begins Work on Third Launch Pad at Sriharikota

ISRO began work on a Third Launch Pad at the Satish Dhawan Space Centre to support heavy-lift missions, including the Next Generation Launch Vehicle and the Gaganyaan programme.

GK ByteSpace - infrastructure

Satellites3

First GAGAN-guided Jet Landing at Udaipur

India conducted its first satellite-based GAGAN landing approach on a commercial jet (an IndiGo Airbus A320) at Udaipur Airport. GAGAN is the indigenous Satellite-Based Augmentation System jointly developed by ISRO and the Airports Authority of India.

GK ByteSci-tech, navigation systemsGAGAN by: ISRO + AAIType: Satellite-Based Augmentation System (SBAS)

NISAR Reveals Mexico City Land Subsidence

Data from the NASA-ISRO Synthetic Aperture Radar (NISAR) satellite showed parts of Mexico City sinking about 2 cm per month, attributed to groundwater over-extraction. NISAR became fully operational in January 2026.

GK ByteSpace, applicationsNISAR: joint NASA-ISRO Earth-observation satellite

ESA's First Rocket Lab Electron Launch

Rocket Lab's Electron deployed Celeste IOD-1 and IOD-2, the first pair of satellites for ESA's next-generation LEO-PNT (positioning-navigation-timing) constellation - the first Electron launch conducted for ESA.

GK ByteSpace technologyESA: European Space Agency (HQ: Paris)

Launch & Vehicles7

SpaceX Conducts Starship Flight 12

SpaceX carried out a partially successful suborbital Starship Flight 12, during which the vehicle deployed 20 dummy Starlink satellites and made a water landing in the Indian Ocean.

GK ByteSpace technology

SpaceX Falcon 9 Booster Sets 34-Flight Record

On a Starlink mission, Falcon 9 booster B1067 became the first booster to launch on 34 missions, a new reusability milestone.

GK ByteSpace technology

SpaceX Transporter-16 Rideshare

A Falcon 9 flew the Transporter-16 SmallSat rideshare (60+ payloads) to sun-synchronous orbit, including a quantum-key-distribution demonstrator (SPOQC), a Danish climate CubeSat and NASA Ames' TechEdSat-23.

GK ByteSpace technology

China's Kinetica 2 Rocket Maiden Flight

CAS Space launched the maiden flight of the Kinetica 2 rocket from Jiuquan, which also carried the first flight of the Qingzhou cargo spacecraft prototype.

GK ByteSpace technology

Japan's KAIROS Flight 3 Fails

Japan's Space One KAIROS (F3) rocket failed on launch from Spaceport Kii, destroying all five payloads - a setback for Japan's private launch sector.

GK ByteSpace technology

Ariane 64 Maiden Flight

Arianespace launched 32 Amazon Leo (Project Kuiper) satellites on the first-ever flight of the Ariane 64 heavy-lift configuration - the most powerful version of Europe's Ariane 6.

GK ByteSpace - launch vehiclesAriane 6: Europe's flagship rocket (Arianespace)

ISRO Launches BlueBird Block-2 on LVM3

ISRO launched AST SpaceMobile's US-built BlueBird Block-2 communication satellite (~6,100 kg) from Sriharikota - the heaviest payload ever placed in LEO by an LVM3 and the heaviest foreign satellite launched from Indian soil.

GK ByteSpace - launch vehiclesLVM3: India's heaviest launcherCommercial arm: NSIL