- Bayern hit nine, Real Madrid and Liverpool win as new Champions League kicks off
- Author John Grisham joins bid to save Texas death row inmate
- Venezuela arrests fourth American over alleged 'plot' against Maduro
- 'Happy' Mbappe strikes on Madrid Champions League debut win over Stuttgart
- Man Utd hit Barnsley for seven in League Cup rout
- Dolphins quarterback Tagovailoa facing concussion layoff
- Stylish Liverpool strut past Milan in confident Champions league opener
- Kane scores four as Bayern put nine past Zagreb in the Champions League
- Mbappe strikes on Madrid Champions League debut win over Stuttgart
- More than 3,600 food packaging chemicals found in human bodies
- Harris calls Trump as assassination scare sparks tensions
- Dow edges down from record as some eye a smaller Fed rate cut
- Sommer vows Inter will 'defend with all we have' to stop Haaland
- Report links meatpacking companies to 'war on nature' in Brazil
- Bolivian ex-leader Morales, backers set out on weeklong protest march
- Smith grateful to McCullum for launching his England career
- Arizona to ask court to rule on voting rights
- Villa make perfect start on Champions League return after 41-year absence
- Israeli supply chain infiltration likely behind Hezbollah pager blasts: analysts
- Rodgers backs Celtic to be 'really competitive' in Champions League
- Spacewalk an 'emotional experience' for private astronauts
- Storm Boris toll rises to 22 in central Europe
- Nine dead, 2,800 wounded as Lebanon's Hezbollah hit by pager blasts
- Boeing, union resume talks as strike empties Seattle plants
- Over 3,600 food packaging chemicals found in human bodies
- Australia's Zampa accepts Ashes chances remote as 100th ODI looms
- UN General Assembly debates call for end to Israeli occupation
- Marseille complete signing of French international Rabiot
- Easterby to fill in as Ireland coach while Farrell is with the Lions
- Hezbollah in Lebanon hit by wave of deadly pager blasts
- Postecoglou taken aback by criticism of his second season success claim
- US, European stocks rise on retail sales, rate cut expectations
- Fendi sees Roaring 20s at Milan Fashion Week in challenging times
- Ronaldo's Al Nassr part ways with coach Castro
- Scottish government backs Glasgow to stage troubled 2026 Commonwealth Games
- Storm Boris toll rises to 21 in central Europe
- Instagram, under pressure, tightens protection for teens
- Inflation slows again in Canada to 2%
- US, European stocks rise on eve of Fed rate decision
- EU bans Algerian spread toasted on social media
- Sean 'Diddy' Combs charged with racketeering, sex trafficking
- Trump returns to campaign trail after assassination scare
- Activist urges repatriation of Native Americans dead in Paris 'human zoo'
- US retail sales see slight rise, beating expectations
- US Fed begins two-day meeting set to end with rate cut
- Exploding Hezbollah pagers wound hundreds across Lebanon
- Runners-up Yokohama thrashed 7-3 in AFC Champions League goal fest
- Sean 'Diddy' Combs to plead not guilty to racketeering, sex trafficking
- Jihadist group claims rare attack on Mali capital
- 'I am a rapist,' Frenchman tells trial over mass rape of wife
NASA's Webb catches Tarantula Nebula
A stellar nursery nicknamed the Tarantula Nebula has been captured in crisp detail by NASA's Webb telescope, revealing hitherto unseen features that deepen scientific understanding, the agency said Tuesday.
Officially known as 30 Doradus, the region of space is characterized by its dusty filaments that resemble the legs of a hairy spider, and has long been a favorite for astronomers interested in star formation.
Thousands of young stars, distant background galaxies, and the detailed structure of the nebula's gas and dust structures were viewable for the first time thanks to Webb's high resolution infrared instruments.
Webb operates primarily in the infrared spectrum, because light from objects in the distant cosmos has been stretched into this wavelength over the course of the universe's expansion.
The telescope's primary imager, Near-Infrared Camera (NIRCam), found the cavity in the center of the nebula was hollowed out by radiation carried on stellar winds emanating from a cluster of massive young stars, which appear as pale blue dots.
Webb's Near-Infrared Spectrograph (NIRSpec), which analyzes light patterns to determine the composition of objects, caught one young star in the act of shedding a cloud of dust from around itself.
The same star was previously thought to be at a later stage of formation, already well on the way to clearing its dusty bubble.
The region was also imaged using the Mid-infrared Instrument (MIRI), which uses longer wavelengths of infrared to pierce through dust grains that absorb or scatter shorter wavelengths.
This faded the hot stars and clarified the cooler regions, revealing never-before-seen points of light within the stellar nursery, which indicate protostars that are still gaining mass.
Astronomic interest in the Tarantula Nebula stems from its similar chemical composition to gigantic star-forming regions observed a few billion years after the Big Bang, a period called the "cosmic noon" when star formation peaked.
At just 161,000 light-years away, Tarantula is a readily viewable example of this flourishing period of cosmic creation.
Webb should also provide scientists the opportunity to gaze at distant galaxies from the actual era of cosmic noon, and compare it to observations of Tarantula, to understand similarities and differences.
Operational since July, Webb is the most powerful space telescope ever built, with astronomers confident it will herald a new era of discovery.
A.Malone--AMWN