science

Mare Moscoviense

Mare Moscoviense is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Mare Moscoviense rather than just read about it. In short: Mare Moscoviense (Latin for 'Sea of Moscovy'; MOSK-ə-vee-EN-see) is a lunar mare that sits in the Moscoviense basin. It is one of the very few maria on the far side of the Moon.

Key takeaways

Mare Moscoviense belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Mare Moscoviense to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Mare Moscoviense from memory before moving on to harder problems.

Reference excerpt

Mare Moscoviense (Latin for 'Sea of Moscovy'; MOSK-ə-vee-EN-see) is a lunar mare that sits in the Moscoviense basin. It is one of the very few maria on the far side of the Moon.

Geology Like Mare Marginis, this mare appears to be fairly thin. However, it is clearly centered within a large impact basin. It is also much lower than either the outer basin floor or the farside highlands. The great depth of this mare beneath the nearby highlands probably explains why mare units are so rare on the lunar farside. Very few basins on the farside were deep enough to allow mare volcanism. Thus, while large impact basins are found on both the nearside and farside, large maria are mostly found on the nearside. Mare lavas apparently could reach the surface more often and more easily there. The basin material is of the Nectarian epoch, while the mare material is of the Upper Imbrian epoch. Following the SELENE mission, scientists proposed that volcanism in Mare Moscoviense was active for at least 1.5 billion years following the formation of the Moscoviense basin, but the formation of the mare as the result of a meteorite cluster impact, rather than from volcanism, has also been proposed based on the energy required to melt the lava in Mare Moscoviense. At the center of the basin (or the southwest portion of the mare) is a mascon, or gravitational high. The mascon was first identified by Doppler tracking of the Lunar Prospector spacecraft.

Name The name Mare Moscoviense was approved by the IAU in 1961. It is Latin for "sea of Muscovy".

Lunar naming conventions specify that lunar maria are named in Latin after 'weather and other abstract concepts', with a few exceptions. Mare Moscoviense was discovered in 1959, when the first images of the far side were returned by the Soviet spacecraft Luna 3. The name was proposed by the Soviet Union, but was only accepted by the International Astronomical Union when Audouin Dollfus argued that Moscow is a state of mind.

Gallery

Nearby features The crater Titov is in the northeastern region of the mare, and Tereshkova lies along the northern edge. The floor-fractured crater Komarov lies on the southeast edge of the mare. The Korolev basin is to the southeast of the mare, and the Freundlich-Sharonov Basin is to the east. Leonov (crater), named for cosmonaut Alexei Leonov, lies just to the south of Mare Moscoviense.

References

External links

The mare is seen shortly after the 1:20 minute mark in this NASA video commemorating Apollo 13

Illustrations

Worked examples

Example 1 — a first encounter with Mare Moscoviense

Start with the simplest possible case. Write down what Mare Moscoviense claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Mare Moscoviense before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Mare Moscoviense ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Mare Moscoviense

In research: Mare Moscoviense appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Mare Moscoviense in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Mare Moscoviense is common in secondary-school and first-year university syllabi. It links to neighbouring topics Imbrian, LQ15 quadrangle, Maria on the Moon, so understanding it makes those chapters shorter.
In everyday life: Look for Mare Moscoviense outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Mare Moscoviense in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Mare Moscoviense means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Mare Moscoviense out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Mare Moscoviense in simple terms?

Mare Moscoviense (Latin for 'Sea of Moscovy'; MOSK-ə-vee-EN-see) is a lunar mare that sits in the Moscoviense basin. It is one of the very few maria on the far side of the Moon.

Why does Mare Moscoviense matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Mare Moscoviense?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Mare Moscoviense.