[이지 사이언스] From edge to middle? Korea to first research Lagrange L4 | completely satisfied information

Supply time2024-06-08 08:00

(Seoul = Yonhap Information) Reporter Cho Seung-han = Because the Korea Aerospace Administration introduced plans to develop the world’s first photo voltaic probe to be despatched to the L4 Lagrange level, consideration is paid to which Korea will be capable of make a ‘first try’ in house exploration, quite than going the place others have gone first, I get it.

It’s anticipated that if we achieve exploring L4, the final unexplored space within the Lagrange Peninsula, which is taken into account the ‘greatest place’ for house exploration missions as a result of it’s unaffected by gravity, that we will bounce from a marginal nation within the analysis heliosphere to a core nation within the analysis heliosphere.

A Lagrange level is the place the gravitational pull of two celestial our bodies matches the centripetal pressure of a small object, equivalent to a satellite tv for pc. French mathematician Louis Lagrange not too long ago found whereas fixing the three-body drawback, which is known by the drama of the worldwide on-line video service (OTT).

If a satellite tv for pc is positioned right here, it will probably preserve a secure orbit for a very long time with out utilizing a variety of gasoline.

There are a complete of 5 Lagrangian factors, of which L4 and L5 have excessive stability as a result of they’ve a vertical periodic orbit that lets you return even should you depart the purpose, in contrast to L1, L2, and L3, can’t return whenever you depart. the purpose.

As well as, L4 has favorable situations for observing house climate and radiation as a result of high-energy protons and coronal materials emitted from the Solar arrive first.

Specialists clarify that it has many benefits as an area observatory, equivalent to having the ability to see the entire Earth and the Moon on the similar time.

The Area Company’s place is that it’s going to decide the specs and growth plan of the probe by deliberate analysis, however it’s anticipated to first think about the ‘development of the L4 heliosphere observatory’ deliberate by the Institute of Astronomy and Area Science Korea final yr.

The Astronomical Analysis Institute performed a preliminary design research for the L4 house probe in 2022 and is at the moment conducting a design research of promising future missions Final November, they printed a paper in The content material of the proposed analysis is within the Journal of Korean Astronomical Society. (JKAS). Notably, John Lee, head of NASA’s Mission Division, was additionally named within the paper on the time.

In accordance with the plan, the Astronomical Analysis Institute proposed a mission to look at the heliosphere by launching an area probe with a complete weight of two,500 kg between 2033 and 2034 and touchdown in orbit occasionally an 8-shaped second centered on L4.

For photo voltaic analysis, it’s outfitted with photopheric magnetic subject observatory, H-alpha imaging spectrometer, excessive ultraviolet observatory, white gentle coronagraph, heliosphere imaging observatory, and the purpose is about 190 kg of load -payment of loading, together with detectors and radiation and dirt measuring gadgets.

By way of this, we proposed a plan to look at the construction of the Solar, flares, and coronal ejection phenomena (CME), and use it for house radiation projections and warnings wanted for manned house applications on the Moon and Mars.

Specifically, the Astronomical Analysis Institute included the Nationwide Aeronautics and Area Administration (NASA), the Nationwide Oceanic and Atmospheric Administration (NOAA), and the European Area Company (ESA) as joint companies. participation, and set a objective to create collaboration with their analysis. automobiles.

For instance, three-dimensional observations by the L1 and L5 probes are anticipated to allow the three-dimensional construction of the photo voltaic corona and monitor CME, making predictions of the house setting on Earth extra correct.

Korea and the USA additionally submitted three white papers for the joint development of L4 to NASA’s 10-year photo voltaic physics plan (Decade Survey) in 2022.

NASA receives enter from consultants in every main subject and publishes a report to find out priorities for the following 10 years If L4 is included as a key aspect within the photo voltaic physics report printed this yr , joint analysis is anticipated to extend.

The Astronomical Analysis Institute stated, “The development of the world’s first L4 house observatory, led by Korea and partnered with main developed international locations equivalent to NASA, is a superb alternative for Korea to turn out to be the emerged as a significant participant within the subject of deep house navigation. and heliosphere statement and bounce ahead as an area energy equal to NASA and ESA “It is a possibility,” he stated.

[email protected]

Report by way of KakaoTalk okjebo

Unauthorized replica / redistribution, AI studying and use prohibited>
2024/06/08 08:00 Despatched