Astronautics
Astronautics (alternatively cosmonautics), is the theory and practice of navigation beyond Earth's atmosphere.The term astronautics was coined by analogy with aeronautics. As there is a certain degree...
SpaceX Dragon capsule's picture perfect Atlantic splashdown
Dragon has returned to planet Earth. SpaceX’s swanky new crew capsule undocked from the International Space Station and headed toward the Atlantic ocean, landing spot on Florida's coast in a successf...
Sir Richard Branson unveils new Virgin Galactic Spaceship
Sir Richard Branson unveils a new version of his Virgin Galactic Spaceship.
Jeff Bezos' Space Company Launches First Reusable Rocket
Amazon.com founder Jeff Bezos beat Elon Musk 's SpaceX on Monday by successfully landing an unmanned test rocket – a historic feat that could greatly reduce the cost of space travel. Amazo...
The Plasma Engine That Could Take Humans To Mars On A Single Tank: Breakthrough In Hall Thrusters Could See Them Power Deep Space Missions
Scientists in the French National Center for Scientific Research have created a 'wall-less Hall thruster' prototype that uses a 45,000 mph stream of plasma to push spacecraft forward. Hall thrusters a...
The latest disruptive space technology is a battery-powered rocket engine
Rocket Lab, a US and New Zealand-based defense research company, has exploited the increasing power packed by small batteries to develop a new rocket it’s calling the Electron. It says it will cost $4...
NASA | The MMS Mission's Unique Orbit
Scientist John Dorelli explains the MMS mission's orbit and why the four spacecraft fly in a tetrahedron formation. This complex arrangement enables scientists to gather data about magnetic reconnecti...
Titan Submarine: Exploring the Depths of Kraken Mare
Earlier this month, NASA published a video introducing its concept submarine designed to explore Kraken Mare, one of the liquefied methane seas on Titan, the remarkably strange moon circling Saturn. T...
Falcon Heavy | Flight Animation
SpaceX released a 3D animation showcasing its Falcon Heavy rocket launch from Florida, with all three of the boosters safely returning to Earth. Earlier this month, an attempt to land a booster on a s...
Private Space Taxis on Track to Fly in 2017
Boeing and SpaceX are on track to start launching astronauts to the International Space Station
Space Future - Vehicle Designs
In order for people to be able to travel economically to space, for space tourism and for other purposes, we need reusable launch vehicles. All commercial transport industries use reusable vehicles - ...
AATSR
The Advanced Along Track Scanning Radiometer (AATSR) is one of the Announcement of Opportunity (AO) instruments on board the European Space Agency (ESA)'s Envisat satellite.This instrument is a multi-...
Tower telescope
A Tower telescope is a telescope with a large refraction length at which the tube is installed inside a tower. Tower telescopes are mainly used for examinations of the sun.
Offset dish antenna
An off-axis or offset dish antenna is a type of parabolic antenna. It is so called because the antenna feed is offset to the side of the reflector, in contrast to the common front-fed parabolic anten...
Timeline of telescope technology
The following timeline lists the significant events in the invention and development of the telescope.
Interplanetary Flight: An Introduction to Astronautics
Interplanetary Flight: An Introduction to Astronautics is a short, modestly technical introduction to space exploration written by Arthur C. Clarke, and published in 1950. It includes material ac...
GPS meteorology
GPS meteorology refers to the use of the effect of the atmosphere on thepropagation of the Global Positioning System's (GPS) radio signals to deriveinformation on the state of the (lower, neutral) atm...
UO-11
UoSAT-2, which is also known as UO-11 and OSCAR-11, is a British satellite orbiting in Low Earth Orbit. The satellite functions as an amateur radio transmitter (known as an OSCAR) and was built at the...
Semi-minor axis
In geometry, the semi-minor axis (also semiminor axis) is a line segment associated with most conic sections (that is, with ellipses and hyperbolas) that is at right angles with the semi-major axis an...
Timeline of telescopes, observatories, and observing technology
Timeline of telescopes, observatories, and observing technology.
Shuckburgh telescope
The Shuckburgh telescope or Shuckburgh equatorial refracting telescope was a 4.1 inch diameter aperture telescope on an equatorial mount completed in 1791 for Sir George Shuckburgh in Warwickshi...
Silbervogel
Silbervogel, German for silver bird, was a design for a liquid-propellant rocket-powered sub-orbital bomber produced by Eugen Sänger and Irene Bredt in the late 1930s for The Third Reich/Nazi Germany....
Neutral buoyancy simulation as a training aid
Neutral buoyancy simulation with astronauts immersed in a tank of water, in pressure suits, can help to prepare astronauts for the difficult task of working while outside a spacecraft in an apparently...
Praful Bhavsar
Praful Bhavsar is an Indian space scientist who has held several major positions in the Indian Space program including the Project Scientist for the first rocket launch into space from Indian soil on ...
Tpoint
TPoint is computer software that implements a mathematical model of conditions leading to errors in telescope pointing and tracking. The model can then be used in a telescope control system to correct...
Neutral buoyancy
Neutral buoyancy is a condition in which a physical body's average density is equal to the density of the fluid in which it is immersed. The buoyancy offsets the force of gravity that would otherwise ...