Latest Space News
Tue, 16 Oct 2018 20:52:46 +0000
The NASA astronaut who was on the aborted Soyuz mission to the International Space Station says he has “complete confidence” in the Russians despite this launch failure and other problems and looks forward to flying again on the spacecraft. SpaceNews.com
Tue, 16 Oct 2018 18:26:57 +0000
ThinKom’s recent collaborations with satellite operators Telesat and SES have the antenna builder jockeying to compete with Viasat, IsoTropic Systems and others in the race to build affordable high-tech antennas that can link with satellite constellations in non-geosynchronous orbits. SpaceNews.com
Mon, 15 Oct 2018 23:40:09 +0000
45th Space Wing Commander Brig. Gen. Schiess: 'Gen. Raymond is pushing us to look at ways to be more responsive.' SpaceNews.com
Mon, 15 Oct 2018 23:06:02 +0000
Paul Allen, the billionaire co-founder of Microsoft who backed the winning entry in a suborbital spaceflight competition and later funded development of a massive air-launch system, passed away Oct. 15. SpaceNews.com
Mon, 15 Oct 2018 21:50:15 +0000
The status of proposals to create a separate branch of the U.S. military devoted to space will be the subject of the next meeting of the National Space Council on Oct. 23. SpaceNews.com
Mon, 15 Oct 2018 21:37:00 +0000
Canadian satellite startup Kepler Communications raised $16 million from investors, securing funding to build and launch its first-generation constellation of up to 15 satellites, the company announced today. SpaceNews.com
Mon, 15 Oct 2018 19:03:08 +0000
Eric Béranger, former chief executive of satellite constellation venture OneWeb, has left the company entirely, OneWeb confirmed Oct. 15. SpaceNews.com
Mon, 15 Oct 2018 16:31:23 +0000
Harris Corp. and L3 Technologies expect their $34 billion merger, announced Sunday, will create the sixth largest defense contractor in the United States while saving $500 million in corporate costs by three years of closing. SpaceNews.com
Mon, 15 Oct 2018 11:06:30 +0000
NASA Administrator Jim Bridenstine said he believes launches of crewed Soyuz spacecraft will resume “on schedule” after last week’s launch failure, avoiding the possibility of leaving the International Space Station without a crew. SpaceNews.com
Mon, 15 Oct 2018 11:00:58 +0000
Phase Four, an El Segundo, California startup, is expanding its leadership team as part of a campaign to direct its advanced electric propulsion system toward the growing satellite constellation market. SpaceNews.com
Sat, 13 Oct 2018 20:34:53 +0000
With the International Space Station likely to have only a three-person crew for an extended period, researchers expect there will be less time devoted to research. SpaceNews.com
Sat, 13 Oct 2018 17:30:34 +0000
The world’s people buy more than 78 million cars every year. They shop for horsepower and acceleration, leg room and cargo space, and how many miles it can go on a tank of fuel or on a single charge. And every year, more of them want to know just how smart their car is. The […] SpaceNews.com
Sat, 13 Oct 2018 16:35:04 +0000
Virgin Galactic’s chief executive says the company is approaching the “next phase” of the flight test program for the company’s SpaceShipTwo suborbital vehicle as the company’s founder predicts the company reaching space in “weeks.” SpaceNews.com
Sat, 13 Oct 2018 00:56:05 +0000
As one group of engineers continues to diagnose a gyro problem that has sidelined the Hubble Space Telescope, another is dealing with a problem that has put operations of another large space observatory on hold. SpaceNews.com
Fri, 12 Oct 2018 22:34:35 +0000
Luck is not a plan. Yet up to now Congressional appropriators and senior NASA officials are mostly relying on luck to keep us safe from catastrophic fatalities resulting from the surprise impact of an unseen asteroid. SpaceNews.com
Fri, 12 Oct 2018 18:03:30 +0000
The next-generation crewed spacecraft will be the payload for the first flight of the Long March 5B launch vehicle, a variant of the Long March 5 and designed for lofting large modules of the planned Chinese Space Station. SpaceNews.com
Fri, 12 Oct 2018 17:45:51 +0000
Defense officials have been sounding alarms about what they describe as a glaring national security vulnerability — a new class of ultrafast weapons being developed by China and Russia that would overpower U.S. missile defenses. SpaceNews.com
Fri, 12 Oct 2018 12:41:27 +0000
Roscosmos now says one of the Soyuz rocket’s four strap-on boosters failed to properly separate and nicked the core stage. SpaceNews.com
Fri, 12 Oct 2018 11:39:24 +0000
The Senate confirmed James Morhard to be NASA’s deputy administrator late Oct. 11. SpaceNews.com
Fri, 12 Oct 2018 11:22:45 +0000
Members of an independent NASA safety panel said they were worried that the Oct. 11 Soyuz launch failure could make safety concerns with the agency’s commercial crew program even worse. SpaceNews.com
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  • CV: Space debris research engineer

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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:09-08-2017 (11:21)
    Job information
     Current job:Space debris research engineer
     Employment Term:Temp/Contract
     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
    CV

    EDUCATION:

    Ph.D in Aerospace Engineering, Karunya University, Tamil Nadu, India.

    2014 – 2017 (Expected to graduate in November 2017)

    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:

    Senior Research Fellow (August 2016 – current)

    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; Environments:  Windows, Ubuntu Linux, Mac OSx;

    LANGUAGES:

    Native of Tamil, Fluent in English, Beginner in French

    AWARDS AND GRANTS:

    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. (under preparation)

    Isravel H., Sharma R.K., and Sellamuthu H., Effect of oblateness on the locations and linear stability of collinear points in elliptical restricted three-body problem, Astrophysics and Space Science. (under review)

    Sellamuthu H., and Sharma R.K., Solar perturbation effects on highly elliptical orbits using Kustaanheimo-Stiefel space, The Journal of the Astronautical Sciences. (under review)

    Smibi M.J., Sellamuthu H., and Sharma R.K., An analytical theory with respect to the Earth’s zonal harmonic term J2 in terms of eccentric anomaly for short-term orbit predictions, Advances in Astrophysics Vol. 2, pp. 141 – 150, 2017. DOI: 10.22606/adap.2017.22008

    Saji S.S., Sellamuthu H., and Sharma R.K., On J2 short-term orbit predictions in terms of KS elements, International Journal of Advanced Astronomy, Vol. 5, pp. 7 – 11, 2017. DOI: 10.14419/ijaa.v5i1.7083

    Sellamuthu H., and Sharma R.K., Orbit theory with lunar perturbation in terms of Kustaanheimo-Stiefel regular elements, Journal of Guidance, Control, and Dynamics (available online since November 2016). DOI: 10.2514/1.G002342

    Conference proceedings, abstracts, and posters

    Sellamuthu H., and Sharma R.K., “Optimal debris re-entry prediction using Kustaanheimo-Stiefel space,” Accepted for presentation at the 1st IAA Conference on Space Situational Awareness, November 13 – 15, 2017, Orlando, FL, 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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