Latest Space News
Fri, 24 May 2019 21:46:28 +0000
An ability to get on contract quickly and a price far lower that other companies were key factors in NASA’s decision to award a contract to Maxar Technologies for the first element of the lunar Gateway, the Power and Propulsion Element (PPE). SpaceNews.com
Fri, 24 May 2019 20:28:47 +0000
The filings show SpaceX sold all but $18.8 million of the shares available between the two rounds. The company raised $1.022 billion in total. SpaceNews.com
Fri, 24 May 2019 15:23:28 +0000
Boeing has completed ground testing of the thrusters for its CST-100 Starliner commercial crew vehicle, nearly a year after a setback in earlier testing of those thrusters. SpaceNews.com
Fri, 24 May 2019 15:04:26 +0000
Fifty-eight years ago, almost to the day, President Kennedy declared what was, at the time, a bold national goal: To send a man to the moon within a decade, and “return him safely to Earth.” The greatest challenge of Apollo was not the former, but the latter. SpaceNews.com
Fri, 24 May 2019 12:46:52 +0000
In the days since the May 3 release of the Air Force’s formal call for proposals for the National Security Space Launch Phase 2 Launch Service Procurement, new squabbles have arisen as bidders scrutinize the final solicitation for anything that might tilt the competition in a rival’s favor. SpaceNews.com
Fri, 24 May 2019 11:22:58 +0000
A former space industry executive who joined NASA to guide its revamped lunar exploration strategy has left the agency after just a month and a half. SpaceNews.com
Fri, 24 May 2019 03:49:33 +0000
The rocket took off from Cape Canaveral, Florida at 10:30 p.m. Eastern, and deployed the satellites into a low Earth orbit a little over an hour later. SpaceNews.com
Thu, 23 May 2019 23:01:45 +0000
The SASC bill makes the commander of Air Force Space Command also the commander of the U.S. Space Force for the first year. SpaceNews.com
Thu, 23 May 2019 22:38:44 +0000
As is often the case with procurement reforms Congress imposes on DoD, the devil is in the implementation. And lawmakers now worry that DoD may be overusing Section 804 in programs where skipping tests and reviews could be problematic. SpaceNews.com
Thu, 23 May 2019 22:38:05 +0000
Is it time for the Navy to turn over the Mobile User Objective System to the Air Force? The House Appropriations Committee is calling on the leaders of the services to consider such a move. SpaceNews.com
Thu, 23 May 2019 22:23:07 +0000
Ground stations in Ohio and Oregon mark the first two of a planned 12 stations spread out globally to enable communication with satellites, allowing operators to downlink data such as imagery and weather. The stations also enable operators to control their satellites. SpaceNews.com
Thu, 23 May 2019 18:47:56 +0000
NASA has selected Maxar Technologies to develop the first element of its lunar Gateway, the Power and Propulsion Element, for launch in late 2022. SpaceNews.com
Thu, 23 May 2019 12:39:30 +0000
A Long March 4C rocket carrying the Yaogan-33 reconnaissance satellite failed following its May 23 liftoff, Chinese state-run media confirmed. SpaceNews.com
Thu, 23 May 2019 12:13:45 +0000
The NewSpace sector is expected to grow from a $350 billion global industry in 2018 to a trillion dollar one by 2040, according to a Morgan Stanley report. Given these forecasts it is not clear how the market will expand, will there be more mergers and acquisitions, initial public offerings, initial coin offerings or just companies remaining private? SpaceNews.com
Thu, 23 May 2019 05:54:43 +0000
NOAA’s Satellite and Information Service is requesting nearly $17.3 million in 2020 funding for a series of initiatives to explore the potential contributions of new data partnerships, small satellites and advanced technologies. SpaceNews.com
Wed, 22 May 2019 22:43:02 +0000
Olis Robotics is working to demonstrate the application of its autonomy software for NASA, the Air Force and others space customers to support internal and external space servicing, assembly, manufacturing and operational concepts,” said Blaine Levedahl, Olis Robotics’ U.S. government programs director. SpaceNews.com
Wed, 22 May 2019 22:03:03 +0000
Blue Origin, Northrop Grumman and United Launch Alliance have filed 'motions to intervene' in the lawsuit filed by SpaceX against the U.S. government SpaceNews.com
Wed, 22 May 2019 21:40:16 +0000
With congressional funding and industry support, nuclear thermal propulsion technology is making progress for potential use on future NASA deep space missions, although how it fits into the agency’s exploration architectures remains uncertain. SpaceNews.com
Wed, 22 May 2019 21:04:29 +0000
Hawkeye 360, a company flying a constellation of small satellites to map radio frequency signals, announced a partnership May 22 with Windward, a company focused on maritime risks, to offer customers insights on the maritime environment. SpaceNews.com
Wed, 22 May 2019 20:30:41 +0000
Although NASA’s Mars Laser Communications Demonstration never flew, the project proceeded far enough to establish a price for terminals to relay data for the Mars Telecommunications Orbiter: $90 million. SpaceNews.com
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  • CV: Astrodynamics researcher

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    Personal information
     Name:<withheld>
     Age:<withheld>
     Country:<withheld>
     Location:<withheld>
    Contact information
     Email:<withheld>
     Phone:<withheld>
     Mobile:<withheld>
    Candidate Profile
     Date Submitted:20-08-2012
     Last Modified:13-12-2018 (12:35)
    Job information
     Current job:Astrodynamics researcher
     Employment Term:Permanent
     Job location:Anywhere
     Date available:immediately
     Industry:Civil Agencies/International Organizations, Satellite Manufacturers and Subcontractors, Satellite Operators, , , Launch Systems, Consulting/Engineering Services
     KeywordsSpace Flight Dynamics, Fortran77, Space Debris, Scilab, C++, Matlab, Asteroids, CELESTLAB, Interplanetary missions, Trajectory analysis
    CV

    EDUCATION:

    Ph.D in Aerospace Engineering, Karunya Institute of Technology and Sciences, Tamil Nadu, India.

    2014 – 2018 (Expected to graduate in December 2018)

    Mastère spécialisé in Space Systems Engineering, l’Institut Supérieur de l'Aéronautique et de l'Espace (ISAE), Toulouse, France.

    Graduated in September 2012

    Short Course on Probe Science Instrumentation,

    9th International Planetary Probe Workshop, ISAE, Toulouse, France, 16-17 June 2012.

    Master of Science (M.S) in Aerospace Engineering, University of Southern California (USC), Los Angeles, CA, USA.

    Graduated in December 2010

    Satellite Tool Kit Fundamentals Training, Analytical Graphics Inc, Long Beach, CA, USA, 3 November 2009.

    Bachelor of Engineering (B.E) in Computer Science and Engineering, PSG College of Technology, Anna University, Tamil Nadu, India.

    Graduated in May 2008

    EXPERIENCE:

    Astrodynamics Researcher (November 2018 – Present)

    AgniKul Cosmos Private Limited, Indian Institute of Technology Madras, India

    Visiting Researcher (April 2018 – September 2018)

    Institute for Computational Engineering and Sciences, The University of Texas at Austin, USA

    Funded by Advanced Sciences and Technology Research in Astronautics (ASTRIA).

    Senior Research Fellow (August 2016 – August 2017)

    Karunya University, India

    Working on optimal re-entry time estimation of space debris using regularized orbit propagation theory. Funded by Science and Engineering Research Board (SERB), Department of Science and Technology (DST), Government of India. Project ending in August 2017.

    Visiting Research Student (June 2015 – July 2015)

    Asher Space Research Institute, Technion-Israel Institute of Technology, Israel

    Worked on developing efficient onboard orbit propagator algorithm for small satellite systems. Funded by Technion through European Research Council FADER Project.

    Junior Research Fellow (August 2014 – July 2016)

    Karunya University, India

    Worked on development of regularized orbit propagation theories for Earth orbiters. Funded by SERB – DST, Govt. of India.

    Stagiaire (Engineering Intern) (April 2012 – September 2012)

    Le Centre National d’Etudes Spatiales (CNES), France

    Developed an interplanetary trajectory analysis tool in Scilab for CELESTLAB and analyzed a mission to asteroid Apophis.

    Grader (January 2010 – May 2010)

    University of Southern California, USA

    Assisted the professor in designing the undergraduate course (Astronautics and Space Environment – I), held office hours and discussion sessions and graded assignments and tests.

    Student Worker (October 2008 – May 2010)

    Pertusati USC Bookstore, USA

    COMPUTER SKILLS:

    Software:  Scilab, Maxima, Mathematica, Matlab, AGI, Adobe Photoshop, MS Office;

    Programming:  Fortran77, Python; Environments:  Windows, Ubuntu Linux, Mac OSx;

    LANGUAGES:

    Native of Tamil, Fluent in English, Beginner in French

    AWARDS AND GRANTS:

    COSPAR travel grant (2018)

    Best Poster Award – Colloquium on Research Practices (2017, Karunya University, India)

    SERB Senior Research Fellowship (2016 – current, Karunya University, India)

    COSPAR travel grant (2016) – Assembly cancelled due to force majeure in Turkey

    SERB Junior Research Fellowship (2014 – 2016, Karunya University, India)

    PROFESSIONAL AFFILIATIONS:

    Associate member – Committee on Space Research (COSPAR)

    Student member – American Institute of Aeronautics and Astronautics (AIAA)

    Student member – American Astronautical Society (AAS)

    PUBLICATIONS:

    Peer-reviewed journals

    Sellamuthu H., and Sharma R.K., Hybrid orbit propagator for small spacecraft using Kustaanheimo-Stiefel elements, Journal of Spacecraft and Rockets, Vol. 55, No. 5, pp. 1282 – 1288, 2018. DOI: 10.2514/1.A34076

    Sellamuthu H., and Sharma R.K., Orbit theory with lunar perturbation in terms of Kustaanheimo-Stiefel regular elements, Journal of Guidance, Control, and Dynamics, Vol. 40, No. 5, pp. 1272 – 1277, 2017. DOI: 10.2514/1.G002342

    Conference proceedings, abstracts, and posters

    Sellamuthu H., Arumugam S., and Sharma R.K., “Sun gravity-assist to trans-lunar injection orbits,” Accepted for presentation at the 63rd Congress of the Indian Society for Theoretical and Applied Mechanics, December 20 – 23, 2018, Bangalore, India.

    Sellamuthu H., and Sharma R.K., “Optimal re-entry time prediction of resident space objects from highly elliptical orbits,” Paper presented at the 42nd COSPAR Scientific Assembly, July 14 – July 22, 2018, Pasadena, California, USA.

    Sellamuthu H., and Sharma R.K., “On-board orbit propagator using Kustaanheimo-Stiefel elements for Mars micro orbiters,” Poster presented at the 3rd International Workshop on Instrumentation for Planetary Missions, October 24 – 27, 2016, Pasadena, CA, USA, Paper #4004.

    Sellamuthu H., and Sharma R.K., “Orbital theory in terms of KS elements with luni-solar perturbations,” Accepted for presentation at the 41st COSPAR Scientific Assembly, July 30 – August 7, 2016, Istanbul, Turkey. (Assembly cancelled due to force majeure in Turkey).

    Sellamuthu H., and Sharma R.K., “Development of software for satellite orbit prediction with luni-solar gravity perturbation in terms of KS elements,” Presented at the International Conference on Celestial Mechanics and Dynamical Astronomy, December 14 – 18, 2015, Hyderabad, India.

    Sellamuthu H., Jeevi A.A., and Sharma R.K., “Orbit predictions of high eccentricity satellite orbits with luni-solar effects using KS elements,” Proceedings of the 66th International Astronautical Congress, IAC, 7, pp. 5582 – 5589, October 12 – 16, 2015, Jerusalem, Israel, Paper # IAC-15,C1,4,11,x28734.

    Sellamuthu H., and Sharma R.K., “Analytical theory using KS elements for orbit prediction with solar gravitation perturbation,” Presented at the 59th Congress of the Indian Society for Theoretical and Applied Mechanics, December 16 – 20, 2014, Bangalore, India.

    Internal Reports

    Sellamuthu H., Interplanetary Trajectory Analysis and Mission to Apophis, Mastère spécialisé Thesis, September 2012, CNES/ISAE, Toulouse, France.

    Bentata S., Cáceres X., Casamayor V., Girault S., Millot L., Sellamuthu H., Sepúlveda J.C., and Tanguy S., PEEP-HOLE Ground Segment, Integrated Team Project Report, March 2012, ISAE, Toulouse, France.

    Sellamuthu H., Balakrishnan S., Biju A.D., Ali H., Fingerprint Authentication for Mobile Phones Using Bio-Applets, B.E Thesis, April 2008, Department of Computer Science and Engineering, PSG College of Technology, Anna University, Coimbatore, India.

    REFERENCES: Available upon request

     


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