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Related papers: SETI strategy with FAST fractality

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The next generation ground-based extremely large telescopes (ELTs) present incredible opportunities to discover and characterize diverse planetary systems, even potentially habitable worlds. Adaptive-optics assisted thermal-IR (3-14 micron)…

The primary goal of the search for extraterrestrial intelligence (SETI) is to gain an understanding of the prevalence of technologically advanced beings (organic or inorganic) in the Galaxy. One way to approach this is to look for…

The Five-hundred-meter Aperture Spherical radio Telescope (FAST) is the world's largest single-dish radio telescope. Its large reflecting surface achieves unprecedented sensitivity but is prone to damage, such as dents and holes, caused by…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Jianan Li , Shenwang Jiang , Liqiang Song , Peiran Peng , Feng Mu , Hui Li , Peng Jiang , Tingfa Xu

Many hypotheses have been raised to explain the famous Fermi paradox. One of them is that self-replicating probes could have explored the whole Galaxy, including our Solar System, and that they are still to be detected. In this scenario, it…

Popular Physics · Physics 2013-10-01 M. Gillon

The field of the Search for Extraterrestrial Intelligence (SETI) searches for ``technosignatures'' that could provide the first detection of life beyond Earth through the technology that an extraterrestrial intelligence (ETI) may have…

Instrumentation and Methods for Astrophysics · Physics 2025-02-06 Sofia Z. Sheikh , Macy J. Huston , Pinchen Fan , Jason T. Wright , Thomas Beatty , Connor Martini , Ravi Kopparapu , Adam Frank

Ultra Fast Astronomy is a new frontier becoming enabled by improved detector technology allowing discovery of optical transients on millisecond to nanosecond time scales. These may reveal counterparts of energetic processes such as fast…

Instrumentation and Methods for Astrophysics · Physics 2021-11-08 Mikhail Denissenya , Eric V. Linder

The lack of evidence for the existence of extraterrestrial life, even the simplest forms of animal life, makes it is difficult to decide whether the search for extraterrestrial intelligence (SETI) is more a high-risk, high-payoff endeavor…

Popular Physics · Physics 2017-04-14 Claudio Grimaldi

The Five-hundred-meter Aperture Spherical radio Telescope (FAST) is under construction and will be commissioned in September 2016. A low frequency 7-beam receiver working around 400 MHz is proposed for FAST early science. It will be…

Instrumentation and Methods for Astrophysics · Physics 2014-05-20 Youling Yue , Di Li , Rendong Nan

SETI@home is a radio Search for Extraterrestrial Intelligence (SETI) project, looking for technosignatures in data recorded at multiple observatories from 1998 to 2020. Most radio SETI projects analyze data using dedicated processing…

Instrumentation and Methods for Astrophysics · Physics 2025-07-25 Eric J. Korpela , David P. Anderson , Jeff Cobb , Matt Lebofsky , Wei Liu , Dan Werthimer

The Search for Extraterrestrial Intelligence (SETI) is a research activity that started in the late 1950s, predating the arrival of "Big History" and "Astrobiology" by several decades. Many elements first developed as part of the original…

Popular Physics · Physics 2021-08-04 Michael A. Garrett

SETI with SKA would be by far the most powerful SETI search ever undertaken, covering enough stars with enough sensitivity to probe significantly further towards those other Earth civilisations than previous ones. This paper discusses the…

Astrophysics · Physics 2007-05-23 Alan J. Penny

The search for extraterrestrial intelligence (SETI) has been heavily influenced by solutions to the Drake Equation, which returns an integer value for the number of communicating civilisations resident in the Milky Way, and by the Fermi…

Astrophysics · Physics 2015-05-13 Duncan Forgan

We relate the underlying properties of a population of fast radio-emitting transient events to its expected detection rate in a survey of finite sensitivity. The distribution of the distances of the detected events is determined in terms of…

Astrophysics of Galaxies · Physics 2015-05-28 Jean-Pierre Macquart

A Search for Extraterrestrial Life (SETI), based on the possibility of interstellar communication via laser signals, is being designed to extend the search into the near-infrared spectral region (Wright et al, this conference). The…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 Jérôme Maire , Shelley A. Wright , Dan Werthimer , Richard R. Treffers , Geoffrey W. Marcy , Remington P. S. Stone , Frank Drake , Andrew Siemion

The search for extraterrestrial intelligence (SETI) commensal surveys aim to scan the sky to detect technosignatures from extraterrestrial life. A major challenge in SETI is the effective mitigation of radio frequency interference (RFI), a…

Instrumentation and Methods for Astrophysics · Physics 2026-01-21 Li-Li Zhao , Xiao-Hang Luan , Xin Chao , Yu-Chen Wang , Jian-Kang Li , Zhen-Zhao Tao , Tong-Jie Zhang , Hong-Feng Wang , Dan Werthimer

Optical SETI (Search for Extraterrestrial Intelligence) instruments that can explore the very fast time domain, especially with large sky coverage, offer an opportunity for new discoveries that can complement multimessenger and time domain…

We present the concept for STARI: STarlight Acquisition and Reflection toward Interferometry. If launched, STARI will be the first mission to control a 3-D CubeSat formation to the few mm-level, reflect starlight over 10s to 100s of meters…

Instrumentation and Methods for Astrophysics · Physics 2024-08-08 John D. Monnier , Prachet Jain , Shashank Kalluri , James Cutler , Simone D'Amico , Glenn Lightsey , Leonid Pogorelyuk , Gautam Vasisht , Kerri Cahoy , Michael Meyer

Direct detection and detailed characterization of exoplanets using extreme adaptive optics (ExAO) is a key science goal of future extremely large telescopes (ELTs). However, wavefront errors will limit the sensitivity of this endeavor.…

Instrumentation and Methods for Astrophysics · Physics 2019-10-11 Benjamin L. Gerard , Christian Marois , Raphaël Galicher , Pierre Baudoz , Polychronis Patapis , Jonas Kühn

If a sufficiently advanced civilization can either modulate the emission from an X-ray binary, or make use of the natural high luminosity to power an artificial transmitter, these can serve as good beacons for interstellar communication…

High Energy Astrophysical Phenomena · Physics 2025-12-09 Robin H. D. Corbet

Narrowband radio search for extraterrestrial intelligence (SETI) in the 21st century suffers severely from radio frequency interference (RFI), resulting in a high number of false positives, and it could be the major reason why we have not…

Instrumentation and Methods for Astrophysics · Physics 2023-11-20 Bo-Lun Huang , Zhen-Zhao Tao , Tong-Jie Zhang
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