Zuljanah (), also spelled Zoljanah (and with a host of other spellings appearing sporadically), is an

Iranian Iranian () may refer to: * Something of, from, or related to Iran ** Iranian diaspora, Iranians living outside Iran ** Iranian architecture, architecture of Iran and parts of the rest of West Asia ** Iranian cuisine, cooking traditions and practic ...

Satellite Launch Vehicle The Satellite Launch Vehicle or SLV was a small-lift launch vehicle project started in the early 1970s by the Indian Space Research Organisation (ISRO) to develop the technology needed to launch satellites. SLV was intended to reach a height of ...

(SLV), made by the

Ministry of Defence and Armed Forces Logistics (Iran) The Ministry of Defence and Armed Forces Logistics (MODAFL; ) is the defence ministry of Iran and part of the country's executive branch. It thus reports to the President of Iran, not to the Commander-in-Chief of the Iranian Armed Forces. Un ...

, which was unveiled on 1 February 2021, and was launched (at an unknown time before 1 February 2021, possibly 31 January 2021) into

sub-orbital flight A sub-orbital spaceflight is a spaceflight in which the spacecraft reaches outer space, but its trajectory intersects the surface of the gravitating body from which it was launched. Hence, it will not complete one orbital revolution, will no ...

(apogee 500km) for testing and

telemetry Telemetry is the in situ collection of measurements or other data at remote points and their automatic transmission to receiving equipment (telecommunication) for monitoring. The word is derived from the Greek roots ''tele'', 'far off', an ...

purposes.Zol-Janah maiden launch
/ref> Zuljanah is able to carry satellites weighing up to 220kg into an orbit 500 kilometers above the Earth. According to Seyed Ahmad Husseini, the space spokesman of the Ministry of Defense: The Zuljanah SLV is part of a larger project called "Hazrat Fatemeh Al-Zahra" (). This SLV is considered to be the first indigenously designed and manufactured "hybrid" fuel satellite launch vehicle (solid/liquid fuel). As of June 2022, two more test flights are planned.

Design

Zuljanah measures 25.5 meters (84ft) in length, and has a mass of 52 tons (115,000lbs). The first and second stages utilize an identical 1.5m diameter solid-fuel engine with 74 tons (725 kN; 163,000 lbf) of thrust and a

Safir Safir may refer to: *SAFIR, the Single Aperture Far-Infrared Observatory *Safir (Arthurian legend), a Saracen Knight of the Round Table in the Arthurian legend *Safir (Belgian beer), a Belgian beer now owned by InBev *Safir (cycling team), a Belgia ...

type 1.25m diameter liquid-fuel (

UDMH Unsymmetrical dimethylhydrazine (abbreviated as UDMH; also known as 1,1-dimethylhydrazine, heptyl or Geptil) is a chemical compound with the formula H2NN(CH3)2 that is primarily used as a rocket propellant. At room temperature, UDMH is a colorle ...

/ N₂O₄) engine with a thrust of 3.5 tons (35 kN; 7,800 lbf) as a third stage. Zuljanah is capable of carrying a single satellite weighing up to 220kg or a

constellation A constellation is an area on the celestial sphere in which a group of visible stars forms Asterism (astronomy), a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object. The first constellati ...

of ten smaller 20kg

cubesats A CubeSat is a class of small satellite with a form factor of cubes. CubeSats have a mass of no more than per unit,, url=https://static1.squarespace.com/static/5418c831e4b0fa4ecac1bacd/t/5f24997b6deea10cc52bb016/1596234122437/CDS+REV14+2020-07-3 ...

Low-Earth Orbit A low Earth orbit (LEO) is an orbit around Earth with a period of 128 minutes or less (making at least 11.25 orbits per day) and an eccentricity less than 0.25. Most of the artificial objects in outer space are in LEO, peaking in number at an ...

. Zuljanah is the third civilian Satellite Launch Vehicle made in Iran, after the Safir and

Simorgh The simurgh (; ; also spelled ''senmurv, simorgh, simorg'', ''simurg'', ''simoorg, simorq'' or ''simourv'') is a benevolent bird in Persian mythology and Persian literature, literature. It bears some similarities with mythological birds from di ...

. It is road-mobile, requires very little fueling time, and can be launched by Transporter-Erector Launchers (TELs), raising alarms from US and EU European defense analysts about its possible covert nature as Iran's first

IRBM An intermediate-range ballistic missile (IRBM) is a ballistic missile with a range between (), categorized between a medium-range ballistic missile (MRBM) and an intercontinental ballistic missile (ICBM). Classifying ballistic missiles by ran ...

Launch History

Gallery

File:Zoljanah SLV first launch 05.jpg, Zuljanah being held by the servicing tower File:Zoljanah SLV first launch 08.jpg, Zuljanah lifting off from the launch pad File:Zoljanah SLV first launch 09.jpg, Zuljanah in flight

References

{{ELVs Space launch vehicles of Iran Space program of Iran Science and technology in Iran 2021 in Iran Iranian Space Agency

Design

Launch History

Gallery

See also

References