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Unveiling Jupiter's upper atmosphere

Thursday, 22 June 2023 04:28
Newcastle upon Tyne UK (SPX) Jun 22, 2023
A North East planetary astronomer has been granted rare access to the world's largest deep-space telescope, providing him with a unique opportunity to discover more about the largest planet in our solar system - Jupiter. Launched in December 2021, NASA's James Webb Space Telescope (JWST) uses infrared radiation to look deep into space, meaning it can observe the first stars and even the fo
Washington DC (SPX) Jun 22, 2023
Last year, scientists drove up Mauna Loa volcano on Hawai'i, aimed a laser at a reflector positioned on Haleakala peak on Maui, and beamed rapid pulses of laser light through 150 kilometers of turbulent air. While the pulses were exceedingly faint, they demonstrated a capability long sought by physicists: transmitting extremely precise time signals through the air between far-flung locations at
Washington DC (SPX) Jun 22, 2023
Sagittarius A*, the supermassive black hole at the center of the Milky Way galaxy, is far less luminous than other black holes at the centers of galaxies we can observe, which means our galaxy's central black hole has not been actively gobbling up material around it. Yet new evidence from NASA's IXPE (Imaging X-ray Polarimetry Explorer) telescope suggests the ancient sleeping giant woke recently
Midland TX (SPX) Jun 22, 2023
AST SpaceMobile (NASDAQ: ASTS), the company building the first and only space-based cellular broadband network accessible directly by standard mobile phones, announced it has achieved repeated successful download speeds above 10 Mbps during testing of BlueWalker 3. Space-based cellular communications at 4G speeds using unmodified smartphones is another world first telecommunications achievement

Ecuador signs Artemis Accords

Thursday, 22 June 2023 00:15
Ecuador Artemis Accords

Ecuador joined the growing roster of countries backing the Artemis Accords for safe and sustainable space exploration June 21.

Paris (ESA) Jun 22, 2023
The ESA/JAXA BepiColombo mission has made its third of six gravity assist flybys at Mercury, snapping images of a newly named impact crater as well as tectonic and volcanic curiosities as it adjusts its trajectory for entering Mercury orbit in 2025. The closest approach took place at 19:34 UTC (21:34 CEST) on 19 June 2023, about 236 km above the planet's surface, on the night side of the p
Detecting and estimating satellite maneuvers more accurately
Sketch of the measurement association sequence in the event of a maneuver. The space accessible to the object is given by the admissible control region. Credit: Advances in Space Research (2022). DOI: 10.1016/j.asr.2022.02.034

Researchers from the Universidad Carlos III de Madrid (UC3M), Polytechnic University of Milan and the company GMV have developed a new methodology for detecting and estimating satellite maneuvers that improves the operation of the systems currently in use. This development, which is already being tested in operational environments, may help reduce the problem of space debris.

The number of satellites and fragments of space debris in Earth orbit currently amounts to around 30,000, according to the European Space Agency (ESA) and NASA catalogs, although researchers in this field estimate the real number to be around 100,000.

Rendering of missile-tracking satellites in low Earth orbit.

Mynaric will supply laser communications terminals for seven military satellites made by Raytheon Technologies, the company announced June 21.

Intelsat walks away from SES merger talks

Wednesday, 21 June 2023 18:28

Intelsat has ended talks about merging with rival satellite operator SES, a source close to the discussions confirmed.

The ESA's Euclid mission will chart a 3D map of the universe encompassing more than a third of the sky
The ESA's Euclid mission will chart a 3D map of the universe encompassing more than a third of the sky.

The European Space Agency said on Wednesday its space telescope Euclid is scheduled to launch on July 1, blasting off on a mission to shed light on the mysteries of dark matter and dark energy.

The mission will launch on a SpaceX Falcon 9 rocket from Cape Canaveral in Florida, with the broadcast beginning at 1430 GMT, the ESA said in a tweet.

Euclid was originally planned to ride into space on a Russian Soyuz rocket, but last year Moscow withdrew its launchers in response to sanctions over the invasion of Ukraine.

The ESA was forced to turn to its rival SpaceX, the US company of billionaire Elon Musk, to launch the 1.4-billion-euro ($1.5 billion) mission.

Space telescope tracing dark energy soon to be launched
Euclid, the European Space Agency’s space telescope, will be launched on the first of July if everything goes to plan. During the coming six years, it will be mapping one third of the sky. Credit: ESA

The Euclid space telescope has a target launch date of July 1, 2023 (18:11 Finnish time at the earliest) with a backup launch date of July 2, 2023.

In six years, Euclid will complete a task that would take older telescopes like Hubble or Webb over a century. The main objective is to solve the problem of dark energy, i.e., why has the expansion of the universe started to accelerate?

A map to reveal the secrets of dark matter and dark energy

Scout Space announces new investors

Wednesday, 21 June 2023 13:00

Scout Space, a startup developing technologies for space situational awareness, announced June 20 it has secured undisclosed funding from the venture capital firm Decisive Point and from government contractor Noblis.

A new startup, Danti, came out of stealth June 21 with a search engine designed for users of geospatial data.

LEO PNT

Europe’s Galileo constellation is already the world’s most accurate satellite navigation system, providing metre-level precision to users worldwide. The general expectation is that satnav is going to keep on getting better, in line with increasing user needs and accuracy requirements. But in fact, traditional Global Navigation Satellite Systems (GNSS) in medium Earth orbit are approaching their limits of technical performance.  

Watch live

Paris Air Show live: From Earth science to climate action

22 June at 12:00 CEST: Earth's water and carbon cycles from space

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