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Decades after burnishing his reputation as a wealthy daredevil mogul in a series of boating and hot-air balloon expeditions, Richard Branson is poised to promote his burgeoning astro-tourism venture by launching himself to the final frontier.

Branson’s Virgin Galactic is due on Sunday to send the company’s passenger rocket plane, the VSS Unity, on its first fully crewed test flight to the edge of space, with the British billionaire founder among the six individuals strapping in for the ride.

The gleaming white spaceplane will be borne by a twin-fuselage carrier jet dubbed VMS Eve (named for Branson’s mother) to an altitude of 50,000 feet, where Unity will be released and soar by rocket power in an almost vertical climb through the outer fringe of Earth’s atmosphere.

At the apex of its flight some 55 miles (89km) above the New Mexico desert, the crew will experience a few minutes of weightlessness before making a gliding descent back to Earth.

If all goes according to plan, the flight will last about 90 minutes and end where it began – on a runway at Spaceport America near the aptly named town of Truth or Consequences.

Virgin’s Unity 22 mission marks the 22nd test flight of the spacecraft, and the company’s fourth crewed mission beyond Earth’s atmosphere.

But it will be the first to carry a full complement of space travelers – two pilots and four “mission specialists,” Branson among them.

Milestone and publicity

Although the mission is seen as a potential milestone in helping transform citizen rocket travel into a mainstream commercial venture, spaceflight remains an inherently hazardous endeavor.

An earlier prototype of the Virgin Galactic rocket plane crashed during a test flight over California’s Mojave Desert in 2014, killing one pilot and seriously injuring another.

If successful, Sunday’s flight will also give Branson bragging rights to besting rival Jeff Bezos and his space company, Blue Origin, in what has been popularised as a “billionaire space race.” Bezos, founder of online retail giant Amazon.com, is slated to fly aboard Blue Origin’s suborbital rocketship, the New Shepard, later this month.

Branson’s official job on his flight is to “evaluate the private astronaut experience,” and his observations will be used to “enhance the journey for all future astronaut customers,” according to Virgin’s press materials.

But Marco Caceres, a senior space analyst for the Virginia-based consulting firm Teal Group, said the Branson and Bezos ride-alongs were each “a bit of a publicity stunt.”

“If they succeed, their ventures will be taken more seriously,” Caceres said. “There’s plenty of multimillionaires in the world that would like to go up on an adventure, so long as they see it as relatively safe.”

Virgin Galactic and Blue Origin, along with fellow billionaire entrepreneur Elon Musk’s SpaceX, are competing head-to-head in the emerging business of space tourism, though Musk has a big head start.

SpaceX, which plans to send its first all-civilian crew (without Musk) into orbit in September, has already launched numerous cargo payloads and astronauts to the International Space Station.

Branson, 70, insists there is plenty of demand from wealthy would-be citizen astronauts to go around, and that he had no intention of trying to upstage Bezos.

‘Not a race’

“It’s honestly not a race,” Branson told Reuters in an interview earlier this week. “If it’s a race, it’s a race to produce wonderful spaceships that can make many more people be able to access space. And I think that’s both of our aims.”

The spaceplane’s two pilots, Dave Mackay and Michael Masucci, will control the ignition and shutoff of the ship’s rocket engine, and activate the vehicle’s “feathered” tail maneuver for re-entry.

The three other mission specialists are Beth Moses, the company’s chief astronaut instructor; Virgin Galactic’s lead operations engineer Colin Bennett; and Sirisha Bandla, a research operations and government affairs vice president.

The Virgin brand, including Branson’s airline and former record label, has long been associated with exploits of derring-do by its flamboyant founder. Branson set a new record for the fastest boat crossing of the Atlantic in 1986, a year after his initial attempt ended with a Royal Air Force helicopter rescue when his vessel capsized.

In 1987 he made a record-breaking Atlantic crossing by hot-air balloon, though again he had to be rescued from the sea. He went on to break at least two other air-balloon speed records but failed to complete any of three bids to circumnavigate the globe by balloon.

As for Sunday’s flight, Branson said this week that he is excited, “and I really don’t think there’s anything there to be scared about.”

Assuming the mission goes well, Virgin has said it plans two further test flights of the spaceplane before beginning commercial service next year.

The company has said it has received more than 600 flight reservations, priced at around $250,000 (roughly Rs. 1.9 crores) per ticket, but hopes eventually to slash the cost of each seat to $40,000 (roughly Rs. 29.8 lakhs).

© Thomson Reuters 2021


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Archaeologists May Have Found 2,100-Year-Old Roman Canal Built by Gaius Marius

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Archaeologists May Have Found 2,100-Year-Old Roman Canal Built by Gaius Marius

A Roman canal dated back more than 2,100 years may have been located in southern France. The structure is believed to be the Marius Canal. It is thought to have been built between 104 and 102 B.C. during the Cimbrian Wars. The Romans had been engaged in battles against the Cimbri and Teutones, two migrating Celtic tribes. The waterway was said to have been ordered by Roman general Gaius Marius to improve supply routes. If confirmed, this would be the first major Roman hydraulic engineering project in Gaul.

Study Suggests Ancient Canal Matches Roman Construction Patterns

According to a study published in the Journal of Archaeological Science: Reports, the canal’s remains were found south of Arles within the Rhône River delta. The research team which was led by Joé Juncker, a geoarchaeologist at the University of Strasbourg, conducted sediment core analysis and radiocarbon dating. These tests indicate that the site was used between the first century B.C. and third century A.D. The dimensions of the canal which measured approximately 98 feet in width, aligns with Roman engineering standards.

Archaeological Evidence Points to Roman Use

Finding from the site includes 69 pieces of Roman ceramics. It  has two ancient wooden stakes, and large cobblestone platforms. Radiocarbon analysis of the stakes suggests they date back to the first to fourth century A.D. Simon Loseby, an honorary lecturer at the University of Sheffield, told Live Science that the discovery adds to evidence of Roman large-scale infrastructure projects. He noted that further excavations may reveal quays or towpaths, which could provide stronger confirmation of the canal’s purpose and duration of use.

Further Excavations Needed to Confirm Identity of Canal

The last historical mention of the Marius Canal was recorded by Pliny the Elder in the first century A.D. Juncker cautioned that without additional archaeological verification, definitive attribution to Marius remains uncertain. Research at the site continues.

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James Webb Telescope Captures Neptune’s Auroras in Stunning Detail

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James Webb Telescope Captures Neptune’s Auroras in Stunning Detail

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 Northumbria University, stated that seeing the auroras with such precision was unexpected. 

Role of H₃⁺ and Temperature Decline

Data collected using JWST’s Near-Infrared Spectrograph (NIRSpec) provided additional insights into Neptune’s ionosphere, where auroras form. A key discovery was the presence of trihydrogen cation (H₃⁺), an ion commonly associated with auroral emissions on gas giants. JWST scientist Heidi Hammel explained that detecting H₃⁺ was crucial. She said that H3+ has been a clear signifier on all the gas giants—Jupiter, Saturn, and Uranus—of auroral activity and they expected to see the same on Neptune, highlighting that previous ground-based efforts had failed to confirm this.

Temperature measurements taken from the JWST observations also revealed a striking finding—Neptune’s upper atmosphere has cooled significantly since Voyager 2’s 1989 flyby. Melin noted that the recorded temperature in 2023 was just over half of what was observed during the spacecraft’s visit. The decrease in temperature may have contributed to the difficulty in detecting auroras, as cooler conditions result in weaker emissions.

Future Observations and Research

The study has reinforced the need for infrared-sensitive instruments in future missions aimed at studying the outer planets. Leigh Fletcher, a planetary scientist at the University of Leicester, said that JWST’s ability to capture Neptune’s auroras has set a new benchmark. He stated that this observatory has opened the window onto this last, previously hidden ionosphere of the giant planets. Scientists plan to conduct further observations to understand Neptune’s atmospheric and magnetic interactions fully.
 

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Mysterious Light Spiral Over Europe Traced to SpaceX Falcon 9 Reentry

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Mysterious Light Spiral Over Europe Traced to SpaceX Falcon 9 Reentry

A bright, mesmerising light was seen painting the night sky across several parts of Europe on March 24. Witnesses from the United Kingdom including Lincolnshire, Yorkshire, Leicestershire, Suffolk, and Essex along with observers in Wales, Sweden, Croatia, Poland, and Hungary, reported a stunning glowing vortex that lingered in the atmosphere for roughly 12 minutes before slowly dissipating.

Light Spiral Caused by SpaceX Rocket Reentry

According to the reports, the Falcon 9 rocket, which was responsible for this celestial display was launched from Cape Canaveral Space Force Station in Florida at 1:48 p.m. ET. The spacecraft was transporting a classified payload for the National Reconnaissance Office. Following the completion of its mission, the rocket’s second stage began its descent, initiating a spectacular visual phenomenon. As the remaining fuel was released into space, it crystallized into minuscule ice particles. Sunlight then caught these frozen droplets, generating the distinctive swirling pattern. The unique spiral shape emerged from the rocket’s rotational movement during its downward trajectory.

Increasing SpaceX Spiral Sightings

In recent years, the public has been captivated by similar cosmic spectacles. A “horned” spiral appeared in the sky above Europe in May 2024, and an aurora-coinciding launch in April 2023 created a dazzling blue spiral over Alaska. Similar structures were recorded by Hawaii’s Subaru Telescope on Mauna Kea in January 2023 and April 2022.

Although not all Falcon 9 reentry produces such observable spirals, aerospace experts point out that their frequency has grown in tandem with the rising number of rocket launches. By monitoring launch dates and predicted paths, astronomers can usually predict these events. But in this case, because the operation was classified, advance information was kept secret, which gave the night sky a sense of unanticipated amazement.

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