Aliens in Hercules? Possible SETI Signal Detected by Russian Radio Telescope Remains Elusive

The RATAN-600 radio telescope in Russia. Photo Credit: nat-geo.ru

The RATAN-600 radio telescope in Russia. Photo Credit: nat-geo.ru

It may sound cliche, but the question ‘Are we alone?’ is still one that captures the imagination of many people, including of course, scientists. With the now regular discovery of exoplanets orbiting other stars, the prospect that there may be other intelligent life out there […]

Air Force Funds Both AR1 and BE-4 Rocket Engine Development to Replace ULA's Russian RD-180

BE-4 methane engine components undergo  hot fire test at the Bezos west Texas test site. Photo Credit Blue Origin

BE-4 methane engine components undergo hot-fire test at the Bezos West Texas test site. Photo Credit: Blue Origin

The U.S. Air Force (USAF) decision to continue funding both the Aerojet Rocketdyne AR1 and the Blue Origin BE-4 engines will end United Launch Alliance (ULA) dependance on the Russian RD-180 for the Atlas-V rocket and […]

NASA Awards Grants to Ozark IC to Create Circuits for Proposed Venus Rover

Artist's conception of the Venus Landsailing Rover. Image Credit: NASA GRC

Artist’s conception of the Venus Landsailing Rover. It would use advanced circuits which could survive longer than previous landers in the extreme surface conditions. A “sail” on top would help to move the rover on the surface using wind, a technique known as landsailing. Image Credit: NASA GRC

In what may be a significant […]

Ongoing Research and New Crew Arrival Highlight Busy Week on Orbit for Expedition 43

Scott Kelly, Mikhail Kornienko, and Gennady Padalka joined their Expedition 43 crewmates Terry Virts, Anton Shkaplerov, and Samantha Cristoforetti in the Zvezda service module for a crew greeting ceremony. Photo: NASA

SPACE STATION WEEKLY UPDATE March 23 – March 29, 2015 — The International Space Station (ISS) Expedition 43 crew members kept busy last week, […]

Traversing the New Frontier: The First 50 Years of Spacewalking (Part 6)

Terry Virts is pictured working on cable-routing activities in support of the future International Docking Adapters (IDAs) during EVA-29 on 21 February 2015. This was the first spacewalk in the 50th anniversary year since Alexei Leonov’s pioneering EVA. Photo Credit: NASA

Less than a month ago, on 1 March 2015, U.S. astronauts Barry “Butch” […]

One-Year Mission Underway With Rousing Soyuz TMA-16M Launch

Soyuz TMA-16M roars away from Site 1/5 at the Baikonur Cosmodrome at 1:42 a.m. local time Saturday, 28 March (3:42 p.m. EDT Friday, 27 March), carrying Russian cosmonauts Gennadi Padalka and Mikhail Kornienko and U.S. astronaut Scott Kelly to the International Space Station (ISS). Photo Credit: NASA

The first year-long expedition of the International […]

Ambitious One-Year Mission Counting Down to Friday Launch (Part 2)

Scott Kelly participates in a Soyuz spacecraft training session, ahead of his scheduled 27/28 March launch with Gennadi Padalka and Mikhail Kornienko. Photo Credit: NASA

Twenty-four hours now remain before Soyuz TMA-16M is scheduled to rocket toward the International Space Station (ISS), carrying Russian cosmonauts Gennadi Padalka and Mikhail Kornienko and U.S. astronaut Scott […]

Identical Twin, Former Paratrooper, and Ecologist to Launch Friday Aboard Soyuz TMA-16M (Part 1)

Soyuz TMA-16M will launch on 27 March 2015, carrying (from left) Scott Kelly, Gennadi Padalka, and Mikhail Kornienko. Photo Credit: NASA

Two sons of Earth are presently enjoying their final hours in terrestrial gravity, before embarking on almost an entire orbit of the Sun, as they prepare to journey to the International Space Station […]

Repair and Salvage: The First 50 Years of Spacewalking (Part 4)

During his historic untethered EVA with the Manned Maneuvering Unit (MMU) on 7 February 1984, Bruce McCandless ventured as far as 300 feet (90 meters) from Challenger. Photo Credit: NASA

Ironically, the spacecraft from which the most Extravehicular Activities (EVAs) were performed—the space shuttle—was not originally intended to carry the capability for spacewalking at […]

Soyuz TMA-17M Crew Ready for May Launch to Space Station

Soyuz TMA-17M crewmen (from left) Kimiya Yui, Oleg Kononenko and Kjell Lindgren discuss their upcoming expedition at yesterday’s press conference at the Johnson Space Center (JSC) in Houston, Texas. Photo Credit: Michael Galindo/AmericaSpace

Three spacefarers from three discrete nations are currently entering their final weeks on Earth, ahead of launch towards the International Space […]