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New research on Uranus’ moons increases likelihood of life discovery

Researchers have reevaluated their understanding of Uranus and its five largest moons, suggesting they may not be as barren as previously believed.

New research challenges the long-held notion that Uranus and its five largest moons are barren and lifeless, suggesting that these celestial bodies may actually harbor oceans and potentially support life.

Artwork of Uranus and five of its moons
Artwork: Uranus and its five largest moons had been thought to be inactive and sterile.

A reexamination of data from NASA's Voyager 2 spacecraft, which visited the Uranian system nearly 40 years ago, has led scientists to reconsider their initial assessment of the planet and its moons.

Voyager 2's 1986 flyby provided a wealth of information about the Uranian system, but its visit coincided with a intense solar storm that may have skewed the data, resulting in an incomplete understanding of the system.

The new analysis reveals that the solar storm's impact on the Uranian system's magnetic field and the surrounding environment may have led to inaccurate conclusions about the planet's and moons' activity levels.

Located in the outer reaches of the solar system, Uranus is a unique and fascinating planet, distinguished by its icy composition, ring system, and extreme axial tilt, which sets it apart from other planets.

The 1986 Voyager 2 flyby marked the first close encounter with Uranus, yielding stunning images and valuable data that have been the basis for scientific study and speculation about the planet and its moons.

Graphic showing position of Uranus's magnetic field and its five largest moons from data gathered by Voyager compared to - below - what the new analysis shows, that the field is filled with gases providing evidence of activity and possble oceans.

However, the data from Voyager 2 also raised more questions than answers, as the measurements indicated that the Uranian system was eerily quiet, with no signs of geological activity or oceanic presence, puzzling scientists.

The spacecraft's instruments detected a distorted magnetic field, which was compressed and pushed away from the Sun, suggesting that the planet and its moons were devoid of activity and lacking in gases and other materials.

This discovery was surprising, as it differed from the characteristics of other planets and moons in the solar system, leading scientists to conclude that Uranus and its largest moons were inactive and sterile.

The new research, however, offers an alternative explanation for the unexpected findings, suggesting that the solar storm during the Voyager 2 flyby may have temporarily altered the Uranian system's appearance.

According to the new study, the timing of Voyager 2's visit coincided with a period of intense solar activity, which may have blown away material and distorted the magnetic field, resulting in an inaccurate representation of the system.

Black and White picture of Miranda, one of the moons of Uranus.
Miranda, one of the moons of Uranus, photographed by Voyager 2. The new research says the moon possibly has a sub-surface ocean and may even be home to life
Voyager 2 Spacecraft being tested by Nasa Scientists
Voyager 2 was launched in 1977 to study Jupiter, Saturn, Uranus and Neptune

The reanalysis of the Voyager 2 data indicates that the solar wind during the flyby may have masked the true nature of the Uranian system, leading to a misunderstanding of its characteristics.

Dr. William Dunn of University College London notes that the new findings imply that the Uranian system may be more dynamic and potentially life-supporting than previously thought, with the possibility of moons harboring subsurface oceans.

"The results suggest that the Uranian system could be more exciting than we thought, with conditions that could support life," Dr. Dunn explains, highlighting the possibility of discovering life beyond Earth.

Linda Spilker, a veteran scientist who worked on the Voyager program and is now the project scientist for the Voyager missions, welcomes the new research, published in the Journal Nature Astronomy, and its implications for the search for life.

Picture of Uranus taken by Voyager 2
The first picture of Uranus was sent back by Voyager 2 in 1986

"The results are fascinating, and I'm excited to see the potential for life in the Uranian system," Spilker tells BBC News, emphasizing the significance of the discovery.

Spilker also praises the ongoing analysis of Voyager data, which continues to yield new insights and discoveries, demonstrating the value of revisiting and reevaluating existing data.

Dr. Affelia Wibisono of the Dublin Institute for Advanced Studies, an independent expert, describes the findings as "very exciting," highlighting the importance of reexamining old data to uncover new knowledge.

The research underscores the value of revisiting and reanalyzing existing data, which can lead to new discoveries and inform the design of future space missions, such as NASA's planned Uranus Orbiter and Probe.

The new mission, scheduled to launch in 10 years, will build upon the discoveries made by Voyager 2 and the new research, aiming to provide a more comprehensive understanding of the Uranian system.

NASA's Dr. Jamie Jasinski, who initiated the reexamination of the Voyager 2 data, notes that the new findings will be taken into account when designing the instruments and planning the scientific survey for the upcoming mission.

The future spacecraft will need to be equipped with instruments capable of capturing the true nature of the Uranian system, rather than being influenced by abnormal events like the solar storm during the Voyager 2 flyby.

Plumes of material coming from Enceladus, one of the moons of Saturn, indication a sub-surface ocean.
Plumes of material coming from Enceladus, one of the moons of Saturn, indicating a possible sub-surface ocean. Could the same be true of the Uranian moons?

The mission's success will depend on the careful design of its instruments and the incorporation of lessons learned from the Voyager 2 encounter, ensuring that the new spacecraft can provide accurate and comprehensive data about the Uranian system.

The anticipated arrival of the Uranus probe in 2045 is expected to mark a major milestone in the search for life beyond Earth, as scientists hope to determine whether the icy moons of Uranus, once thought to be dead and barren, may actually harbor the conditions necessary to support life.

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GB men’s curling team suffers upset defeat to Italy

At the 2026 Winter Olympics, Great Britain’s men’s curling team mounted a comeback against Italy following a disappointing beginning, ultimately falling short in their inaugural match.

Despite a valiant comeback, Team GB ultimately fell short as Italy held their composure to secure the win in the final end.

A dismal start to the match proved costly for Team GB's men, as they suffered their first defeat of the Winter Olympics at the hands of host nation Italy, despite a spirited fightback in the packed Cortina Curling Stadium.

Following victories in their first two matches, including a win over the Swedish rink that beat them in the gold-medal match four years ago, Team GB entered their second high-profile encounter in as many days in a confident position.

However, a disastrous opening end, in which Italy stole four points, left Team GB trailing and facing an uphill battle in front of a boisterous home crowd.

The British team, currently ranked number one in the world, gradually regained their footing and managed to level the score by the ninth end.

Ultimately, Italy maintained their composure in the final end to emerge victorious, winning 9-7 and adding Team GB to their list of scalps, which already included the Swedes.

"We had to dig deep and play some solid curling, but unfortunately, it wasn't enough to get us over the line," Team GB lead Hammy McMillan said in an interview with BBC Sport.

With seven wins from nine round-robin matches guaranteeing a spot in the semi-finals, Team GB remains in a strong position, although fewer wins may still be sufficient to advance.

The women's team is set to take to the ice next, facing South Korea in their second match at 13:05 GMT, while the men will return to action on Saturday against the Czech Republic at the same time.

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The looks of shock on the faces of Team GB's curlers told the story of a disastrous opening end.

With a stone in play, Mouat attempted a risky shot in an effort to claim two points, but it backfired, resulting in none of Team GB's stones in the house and four Italian stones in position.

However, the Scottish quartet, ranked number one in the world, quickly regained their composure and got back to their game.

The teams exchanged singles before a impressive final throw by Mouat, aided by a measurement to determine which stone was closest to the button, allowed Team GB to claim two points and narrow the gap to 5-3.

Another excellent team effort, which included a well-judged throw by Mouat, a solid sweep by Hammy McMillan and Bobby Lammie, and Grant Hardie's strategic expertise, forced Italy to concede a point in the fourth end, reducing the deficit to a single point at the break.

Italy blanked the sixth end and added two points in the seventh to rebuild their lead, but Team GB fought back with two points of their own, remarkably levelling the score with one end remaining after a steal.

The match came down to the final end, but Italy held their nerve to secure the win, prompting a deafening roar from the crowd.

"It's an incredible experience, and we need to get used to it," McMillan added, describing the electric atmosphere as "surreal" and "cool," more akin to a football match than a typical curling crowd.

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Scotland Kicks Off Nations League Against Slovenia

Uefa has released the schedule for the Nations League, with Scotland set to begin their campaign on 26 September with an away match against Slovenia.

Uefa has released the schedule for the Nations League, with Scotland's campaign set to begin on 26 September with an away match against Slovenia.

The team's six group stage games will be played within a three-month period, culminating in a match against Switzerland on 16 November.

The fixture list was announced following Thursday's draw, which placed Scotland in a group with Switzerland, Slovenia, and North Macedonia.

Having been relegated from League A after a play-off loss to Greece last year, Scotland will compete in the second tier of the Nations League this year.

In response to the draw, head coach Steve Clarke noted that the teams in the group appear to be evenly matched.

Clarke reflected on the team's past experience in the competition, stating that it has been beneficial for Scotland.

He emphasized the importance of the Nations League, citing its role in helping the team qualify for Euro 2020, and anticipated a challenging set of matches.

A key matchup in the Nations League will see Scotland face off against Switzerland.

The group stage will determine the teams' fates, with the winner earning promotion, the runner-up entering a play-off, the third-placed team facing a relegation play-off, and the fourth-placed team being relegated directly.

The upcoming group games will mark a reunion for Scotland and Switzerland, who previously drew 1-1 in Cologne at Euro 2024.

Scotland's last encounter with Slovenia was during the 2018 World Cup qualification campaign, when they won 1-0 at home and drew 2-2 away.

The team has not played North Macedonia since the 2014 World Cup qualifiers, when they drew 1-1 at home and won 2-1 away, with goals from Ikechi Anya and Shaun Maloney.

The schedule for Scotland's Nations League campaign begins on 26 September with a match against Slovenia.

The team will then host Switzerland on 29 September, followed by a trip to face North Macedonia on 3 October.

Scotland will then play Slovenia at home on 6 October, before hosting North Macedonia on 11 November.

The final group stage match will see Scotland travel to face Switzerland on 16 November.

The team's home match against North Macedonia is set for 11 November.

The campaign will conclude with an away match against Switzerland on 16 November.

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Golfer McIlroy Sinks Bunker Shot at Pebble Beach Pro-Am

At the AT&T Pebble Beach Pro-Am in California, Rory McIlroy achieved an eagle on the 14th hole at Spyglass Hill, capping off his opening round with a score of 68.

During the AT&T Pebble Beach Pro-Am in California, Rory McIlroy achieved an eagle on the 14th hole at Spyglass Hill, contributing to his first-round score of 68.

For further information, Rory McIlroy had a solid opening round, while Hisatsune took the lead.

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