Site: American Radio Relay League | Ham Radio Association and Resources
The K7RA Solar Update
Over this past week, four new sunspot groups appeared. Group 1101 was already in place since August 24, and 1102 emerged on August 29. On September 1, two new sunspot groups -- 1103 and 1104 -- appeared, and on September 2, sunspot group 1105 arrived. Through August 26-September 2, the daily sunspot numbers were 23, 11, 11, 25, 28, 27, 51 and 52 and these same eight days saw the relative total ...
Surfin?: Hurricane Hamming
By Stan Horzepa, WA1LOU
Contributing Editor This week, Surfin? makes plans for emergency communications of the hurricane variety. As I write this, Connecticut and the Northeast are looking down the barrel of Hurricane Earl. It looks like my neck of the woods will only receive a glancing, but powerful blow, but points south and east of us will not be so lucky. Having lived through direct hits fro...
Hurricane Earl Heading for North Carolina, Hurricane Warnings Issued for New England
Hurricane Earl -- once again a Category 4 storm -- is currently aiming for North Carolina?s Outer Banks. At 11 AM (EDT), Earl is located about 300 miles south of Cape Hatteras and 765 mles south of Nantucket Island, just off the coast of Massachusetts. Earl is now moving north at a speed near 18 MPH, and is expected to turn north-northeast with an increase in forward speed on Friday. The center...
New D-STAR Repeater Now in Place in ARRL Laboratory
The ARRL Lab has installed a D-STAR (Digital Smart Technologies for Amateur Radio) repeater in the Lab at the ARRL Headquarters building. Operating with an output of 147.390 MHz, positive offset, the W1HQ D-STAR repeater is a local repeater with a modest footprint covering the Hartford-New Britain, Connecticut area. The antenna is on the roof of the Headquarters building with the repeater locat...
Earl Possibly to Upgrade to Category 4 Storm, US Atlantic Coast on Alert
On August 30, Hurricane Earl intensified into a Category 4 hurricane -- sustained winds 131-155 MPH -- before leveling out back into a Category 3 storm. But even as a Category 3 hurricane, Earl is still a major storm with hurricane-force winds extending outward up to 90 miles from the center, and tropical storm force winds extending outward up to 200 miles. According to the National Hurricane C...
ARRL to Close in Observance of Labor Day
ARRL Headquarters will be closed in observance of Labor Day on Monday, September 6. There will be no W1AW bulletin or code practice transmissions that day. ARRL Headquarters will reopen Tuesday, September 7 at 8 AM Eastern Daylight Time. We wish everyone a safe and festive holiday weekend.
ARRL in Action: What Have We Been Up to Lately?
Compiled by S. Khrystyne Keane, K1SFA
ARRL News Editor
news@arrl.org This feature -- including convenient Web links to useful information -- is a concise monthly update of some of the things ARRL is doing on behalf of its members. This installment covers the month of August. ARRL Sections along the Atlantic Coast are watching and monitoring the progress of Hurricane Earl, with many assisting WX4NHC...
James Garland, W8ZR, Wins August QST Cover Plaque Award
The winner of the QST Cover Plaque Award for August is James Garland, W8ZR, for his article ?The StationPro Master Station Controller.? Congratulations, James! The winner of the QST Cover Plaque award -- given to the author or authors of the best article in each issue -- is determined by a vote of ARRL members on the QST Cover Plaque Poll Web page. Cast a ballot for your favorite article in the...
Discover the Fun of 6 Meters (and Up!) in the ARRL September VHF QSO Party
September is here, and according to ARRL Contest Branch Manager Sean Kutzko, KX9X, that means the VHF bands are getting a workout: ?If you?ve never experienced the fun of VHF+ operating, the ARRL September VHF QSO Party is a great place to start. With many HF radios now offering at least 6 meter SSB/CW capabilities -- and some offering 2 meters and 70 cm as well -- any amateur with a Technician...
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Site: Science@NASA Headline News
Solar Probe+ to Plunge Directly ? to Sun's Atmosphere
NASA's daring plan to visit the sun took a giant leap forward today with the selection of five key science investigations for the Solar Probe+ spacecraft.
Kepler Discovers Multiple Planets ? ing a Single Star
NASA's Kepler spacecraft has discovered two Saturn-sized planets transiting the same sun-like star. The same system might contain a third world--a hot "super-Earth" one and a half times the size of Earth--but this is not yet confirmed. Researchers announced the results today at a NASA press conference.
The Mutating Mars Hoax
Warning: The Mars Hoax is back--and it's mutating! Read today's story from Science@NASA to find out what's really going to happen in the night sky on August 27th.
Countdown to Vesta
NASA's Dawn spacecraft is now less than a year away from giant asteroid Vesta. Today's story from Science@NASA offers a sneak preview of an "alien, unexplored world" that seems sure to amaze.
Japanese Spacecraft Approaches Venus
A Japanese spacecraft named "Akatsuki" is approaching Venus on a mission that planetary scientists say could end up teaching us a great deal about our own planet Earth.
Planets Align for the Perseid Meteor Shower
Mark your calendar: On Thursday, August 12th, an alignment of planets in the sunset sky will kick off the finest meteor shower of 2010, the Perseids.
Spirit May Never Phone Home Again
NASA is hoping for a 'miracle from Mars' as mission controllers wait to hear from Spirit. The rover is trying to survive its toughest winter yet, and may never phone home again.
Spacequakes Rumble Near Earth
Researchers using NASA's THEMIS spacecraft have discovered a form of space weather that packs the punch of an earthquake and plays a key role in sparking bright Northern Lights. They call it "the spacequake."
Space Weather Turns into an International Problem
Representatives from more than 25 of the world's most technologically-advanced nations have gathered in Germany today to hear about a problem that may be too big for any one country to handle alone: solar storms.
A Puzzling Collapse of Earth's Upper Atmosphere
Researchers are puzzling over a sharper-than-expected collapse of Earth's upper atmosphere during the deep solar minimum of 2008-09.
Rosetta Discovers Haunting Beauty in Deep Space
The European Space Agency's Rosetta probe is beaming back hauntingly beautiful images of mysterious asteroid Lutetia.
Down the Lunar Rabbit-hole
Newly-discovered pits on the Moon could be entrances to a geologic wonderland of underground caves and tunnels. Researchers discuss the possibilities in today's story from Science@NASA.
South Pacific Eclipse
On Sunday, July 11th, a total eclipse of rare beauty will sweep across the South Pacific.
Students Record Spellbinding Video ? ating Spacecraft
On June 13th, while flying on an airplane at 41,000 feet, high school students from Massachusetts witnessed and recorded the dramatic breakup of Japan's Hayabusa spacecraft over Australia. Their newly-processed video is a must-see.
Big Lunar Eclipse
This Saturday morning, June 26th, there's going to be a lunar eclipse?and for many residents of the USA, it's going to be a big one.
Halfway to Pluto, New Horizons ? n 'Exotic Territory'
Halfway to Pluto, NASA's New Horizons probe has woken up in 'exotic territory.' Mission controllers are taking the opportunity to give the spacecraft a thorough system's check in preparation for its Pluto flyby in 2015.
Strange Martian Spirals Explained
For 40 years researchers have puzzled over a strange pattern of ice spirals and chasms around the Martian north pole. New data from NASA's Mars Reconnaissance Orbiter solves the mystery.
Jupiter Impact: Mystery of the Missing Debris
On June 3rd, amateur astronomers were startled by a bright flash of light on Jupiter. It appeared to be an impact event--a comet or asteroid hitting the planet's cloudtops. Curiously, though, the "impact" has left no obvious debris. Was it really an impact--or something else? Today's story from Science@NASA discusses the possibilities.
Journey to the Stars
It's immersive, it's explosive, and best of all it's free. On June 7th, NASA will begin sending complimentary DVDs of the smash-hit planetarium show "Journey to the Stars" to teachers and students around the country. Today's story from Science@NASA reviews the show and tells educators how to request their copies.
As the Sun Awakens, NASA Keeps ? Eye on Space Weather
The sun is waking up from a deep slumber, and the next few years could bring much higher levels of solar activity. NASA is keeping a wary eye on the sun as officials meet in Washington DC to discuss the potential consequences of stormy space weather.
Old Moon Rover Beams Surprising ? er Flashes to Earth
A Soviet robot lost on the dusty plains of the Moon for the past 40 years has been found again, and it is returning surprisingly strong laser pulses to Earth. Researchers plan to use the aged robot to help them measure the Moon's orbit and test theories of gravity.
Tracking Ticks via Satellite
Ticks cause Lyme disease and many other ailments, but finding the little bloodsuckers by hand can be both disgusting and dangerous. Now there's a better way--via satellite.
Mars Rover Update
This just in from the Red Planet: Mars rover Opportunity has set a longevity record as it attempts a marathon trek across dangerous terrain; meanwhile, Spirit is in peril from the advancing Martian winter. Despite their troubles, both rovers remain in the hunt for new discoveries. Details are provided in today's story from Science@NASA.
Big Mystery: Jupiter Loses a Stripe
In a surprising development that has transformed the appearance of the solar system's largest planet, one of Jupiter's two main cloud belts has completely disappeared.
A Rare Meeting of Planets and Spaceships
Something special is happening this weekend. Venus and the Moon are gathering for a sunset conjunction on Saturday and Sunday, May 15 and 16. On the same nights, the ISS is going to be flying over many US towns and cities. And if Atlantis launches on schedule--wow! People could witness a very rare meeting of the shuttle, station, Venus and the Moon. Details and observing tips may be found in today's story from Science@NASA.
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