A low-energy transfer, or low-energy trajectory, is a route in space that allows spacecraft to change orbits using significantly less fuel than traditional...

idea of the bi-elliptical transfer trajectory was first published by Ary Sternfeld in 1934. A low energy transfer, or low energy trajectory, is a route in...

boundary transfer is also used, or for short, WSB transfer. In 2014, ballistic capture transfer was proposed as an alternate low energy transfer for future...

around a central body. For example, a Hohmann transfer could be used to raise a satellite's orbit from low Earth orbit to geostationary orbit. In the idealized...

spacecraft to the Moon. Typical lunar transfer trajectories approximate Hohmann transfers, although low-energy transfers have also been used in some cases...

particularly low delta-v requirements, and appear to be the lowest-energy transfers possible, even lower than the common Hohmann transfer orbit that has...

main ways to get to lunar orbit from Earth: direct transfer, low thrust transfer and low-energy transfer. These take 3–4 days, [word missing] months or 2...

trajectory, also known as Mars transfer orbit, which will place it as far as Mars orbit. Every two years, low-energy transfer windows open up, which allow...

Wireless power transfer (WPT; also wireless energy transmission or WET) is the transmission of electrical energy without wires as a physical link. In...

Förster resonance energy transfer (FRET), fluorescence resonance energy transfer, resonance energy transfer (RET) or electronic energy transfer (EET) is a mechanism...

Heat transfer is a discipline of thermal engineering that concerns the generation, use, conversion, and exchange of thermal energy (heat) between physical...

geostationary transfer orbit (GTO) or geosynchronous transfer orbit is a highly elliptical type of geocentric orbit, usually with a perigee as low as low Earth...

Bluetooth Low Energy (Bluetooth LE, colloquially BLE, formerly marketed as Bluetooth Smart) is a wireless personal area network technology designed and...

economically useful. A low Earth orbit requires the lowest amount of energy for satellite placement. It provides high bandwidth and low communication latency...

burn to reach a Mars transfer orbit is performed at Earth's orbit, but far away from Earth. A less used effect is low energy transfers. These are highly...

potential energy is g {\displaystyle g} times this height, and the kinetic energy is v 2 2 {\displaystyle {\frac {v^{2}}{2}}} . This adds up to the energy increase...

Geostationary or geosynchronous transfer orbit (GTO): An elliptic orbit where the perigee is at the altitude of a low Earth orbit (LEO) and the apogee...

Energy (from Ancient Greek ἐνέργεια (enérgeia) 'activity') is the quantitative property that is transferred to a body or to a physical system, recognizable...

In dosimetry, linear energy transfer (LET) is the amount of energy that an ionizing particle transfers to the material traversed per unit distance. It...

to 460 m/s of Delta-v, approximately 5% of the Delta-v required to attain Low Earth orbit. Polar orbits are used for Earth-mapping, reconnaissance satellites...

middle. The Hohmann transfer orbit requires a minimal delta-v. A bi-elliptic transfer can require less energy than the Hohmann transfer, if the ratio of...

has gravitational slingshot encounters with Earth Delta-v budget Low-energy transfer, a type of gravitational assist where a spacecraft is gravitationally...

more energy from the Sun than does the northern over the course of a year. However, this effect is much less significant than the total energy change...

orbit GEO Geosynchronous orbit GTO Geostationary transfer orbit L4/5 Earth–Moon L4L5 Lagrangian point LEO Low Earth orbit For example the Soyuz spacecraft...

graveyard orbit is a few hundred kilometers beyond the operational orbit. The transfer to a graveyard orbit beyond geostationary orbit requires the same amount...

is m {\displaystyle m} , the amount of energy converted to increase the rocket's and pellet's kinetic energy is 1 2 m p v eff 2 = 1 2 m p u 2 + 1 2 m...

medium Earth orbit (MEO) is an Earth-centered orbit with an altitude above a low Earth orbit (LEO) and below a high Earth orbit (HEO) – between 2,000 and...

conservation of energy, energy is transferable to a different location or object, but it cannot be created or destroyed. The energy in many of its forms...

energy is greater than or equal to zero. The existence of escape velocity can be thought of as a consequence of conservation of energy and an energy field...

than it would at a low velocity. For example, considering a 2 kg rocket: at 1 m/s, the rocket starts with 12 = 1 J of kinetic energy. Adding 1 m/s increases...