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Laboratory experiments provide a valuable complement to explore the fundamental physics of space plasmas without the limitations inherent to spacecraft measurements. Specifically, experiments overcome the restriction that spacecraft…

Space Physics · Physics 2018-05-09 Gregory G. Howes

As the space industry continues its rapid development, humanity is poised to expand beyond Low Earth Orbit (LEO), seeking to establish permanent presence on the Moon and beyond. While space travel has traditionally been the domain of a…

Human-Computer Interaction · Computer Science 2022-12-01 Anna Vock , Tommy Nilsson

This paper presents a navigation strategy to fly to the Moon along a Weak Stability Boundary transfer trajectory. A particular strategy is devised to ensure capture into an uncontrolled relatively stable orbit at the Moon. Both uncertainty…

Optimization and Control · Mathematics 2015-06-05 Massimo Vetrisano , Willem van der Weg , Massimiliano Vasile

Interest in the exploration of, and the establishment of a human settlement, on Mars is rapidly growing. To achieve this, rapid transit will be required to bring crucial cargo. Current missions to Mars take 150 days, which would be too long…

Space Physics · Physics 2023-01-09 Madhukarthik Mohanalingam , Christopher Carr

Two new interplanetary technologies have advanced in the past decade to the point where they may enable exciting, affordable missions that reach further and faster deep into the outer regions of our solar system: (i) small and capable…

Instrumentation and Methods for Astrophysics · Physics 2020-06-03 Slava G. Turyshev , Peter Klupar , Abraham Loeb , Zachary Manchester , Kevin Parkin , Edward Witten , S. Pete Worden

Quantum networks use principles of quantum physics to create secure communication networks. Moving these networks off the ground using drones, balloons, or satellites could help increase the scalability of these networks. This article…

Quantum Physics · Physics 2026-02-24 Nitin Jha , Abhishek Parakh

In this article we look at the potential of cloud containers and we provide some guidelines for companies and organisations that are starting to look at how to migrate their legacy infrastructure to something modern, reliable and scalable.…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-11-04 Damiano Perri , Marco Simonetti , Sergio Tasso , Federico Ragni , Osvaldo Gervasi

We propose to effectively realize a time-dependent gravitational acceleration by using a running elevator, so that a simple pendulum inside it effectively becomes one with a time-dependent gravitational acceleration. We did such an…

Classical Physics · Physics 2024-08-20 Mingyuan Shi , Yu Shi

A novel equatorial platform is described. While the invention lacks the compactness some desire in an equatorial platform, it holds promise of high precision, large payload weight and inexpensive construction.

Instrumentation and Methods for Astrophysics · Physics 2021-07-01 Daniel J Matthews

A large scale quantum network requires the distribution of high-fidelity end-to-end entanglement. To overcome the range limitations inherent to terrestrial fiber, a leading architecture has emerged: satellite-based sources transmitting…

We describe a new space gravitational wave observatory design called LAGRANGE that maintains all important LISA science at about half the cost and with reduced technical risk. It consists of three drag-free spacecraft in the most stable…

Electromagnetic propulsion technology has been thought to provide a potential form of future spacecraft propulsion for some time. In contrast to ion thrusters, which utilize the Coulomb force to accelerate positively charged species,…

Applied Physics · Physics 2020-06-03 Alec Angus

The main benefit of an interstellar mission is to carry out in-situ measurements within a target star system. To allow for extended in-situ measurements, the spacecraft needs to be decelerated. One of the currently most promising…

Space Physics · Physics 2016-08-24 Nikolaos Perakis , Andreas M. Hein

Lunar laser ranging has provided many of the best tests of gravitation since the first Apollo astronauts landed on the Moon. The march to higher precision continues to this day, now entering the millimeter regime, and promising continued…

General Relativity and Quantum Cosmology · Physics 2013-09-25 T. W. Murphy

Exploration of extreme environments, including caves, canyons and cliffs on low-gravity surfaces such as the Moon, Mars and asteroids can provide insight into the geological history of the solar system, origins of water, life and prospect…

Robotics · Computer Science 2017-06-14 Himangshu Kalita , Jekan Thangavelautham

With the large number of deep space (DS) missions anticipated by the end of this decade, reliable-high capacity DS communication systems are needed more than ever. Nevertheless, existing DS communication technologies are far from meeting…

Signal Processing · Electrical Eng. & Systems 2023-02-21 Sarah Karmous , Nadia Adem

We propose a heuristic model of the universe as a growing quasicrystal projected from a higher-dimensional lattice. This quasicrystalline framework offers a novel perspective on cosmic expansion, where the intrinsic growth dynamics…

General Physics · Physics 2025-02-04 Marcelo Maciel Amaral , Aman Yadav

This work considers the problem of using multiple aerial carriers to hold a cable-suspended load while remaining in periodic motion at all times. Using a novel differential geometric perspective, it is shown that the problem may be recast…

Systems and Control · Electrical Eng. & Systems 2026-03-19 Pieter van Goor , Chiara Gabellieri , Antonio Franchi

The Friedmann equation is derived for a Newtonian universe. Changing mass density to energy density gives exactly the Friedmann equation of general relativity. Accounting for work done by pressure then yields the two Einstein equations that…

Astrophysics · Physics 2015-06-24 Thomas F. Jordan

The aim of this paper is to show, that the 'oscillating universe' is a viable alternative to inflation. We remind that this model provides a natural solution to the flatness or entropy and to the horizon problem of standard cosmology. We…

General Relativity and Quantum Cosmology · Physics 2016-08-31 Ruth Durrer , Joachim Laukenmann