astronomy

Geronimo Villanueva

Geronimo Villanueva is a astronomy 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 Geronimo Villanueva rather than just read about it. In short: Geronimo L. Villanueva (born April 9, 1978) is a planetary astronomer at NASA Goddard Space Flight Center.

Key takeaways

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

Reference excerpt

Geronimo L. Villanueva (born April 9, 1978) is a planetary astronomer at NASA Goddard Space Flight Center. Some of his contributions include the identification of an ancient ocean on Mars, sensitive searches of primordial water in comets, and the search and possible discovery of organics on Mars. His work on high-resolution molecular spectroscopy of planetary and cometary atmospheres led the International Astronomical Union to name minor planet 9724 after Villanueva, while the American Astronomical Society awarded him the Urey Prize (young planetary scientist of the year) in 2015.

Early life Villanueva is a Mendoza, Argentina native. He earned his undergraduate degree and master's degree at Universidad de Mendoza. He conducted his Ph.D. research in Germany at the Max Planck Institute for Solar System Research from 2001 to 2004, graduating in November 2004 at the Freiburg University. He was awarded a National Research Council fellowship in 2005 to conduct planetary research at NASA Goddard Space Flight Center.

Career Villanueva is a planetary scientist who specializes in spectroscopic studies of planets, comets and small icy bodies. He obtained the first mapping of water D/H on Mars, revealing an ancient ocean on Mars and unexpected strong isotopic anomalies across the planet. Villanueva also obtained the first astronomical measurement of water D/H of a periodic comet, conducted a deep search for organics in the Martian atmosphere and discovered multiple isotopic carbon dioxide bands on Mars at infrared wavelengths. He develops non-LTE radiative transfer models and quantum molecular models at GSFC resulting in billions of spectral lines suitable for cometary, planetary and astrophysical sciences, including the study of exoplanets. During his Ph.D thesis, he was the lead designer and developer of the high resolution spectrometer onboard SOFIA, and developed a full non-linear dynamical General Circulation Model (GCM) for Mars.

Honors, awards and accolades In 2015 the American Astronomical Society awarded Villanueva with the Harold C. Urey Prize (young planetary scientist of the year), while in 2014 the International Astronomical Union named minor planet 1981EW17 “(9724) Villanueva”. Some recent highlights include: article of the day (Astrophysics Data System, Oct/12/2011), lead author and co-author of three Astronomy Picture of the Day (Dec/22/2014, Jan/19/2009, Feb/21/2009), and lead author of one of the most popular planetary articles of 2013.

Social activism He is an advocate for Space Exploration and Astronomy to under-privileged communities, and has served as a science communicator for the U.S. State Department and Shakira's Barefoot Foundation to promote science in developing regions.

References

Illustrations

Worked examples

Example 1 — a first encounter with Geronimo Villanueva

Start with the simplest possible case. Write down what Geronimo Villanueva claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, 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 Geronimo Villanueva 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 Geronimo Villanueva 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 Geronimo Villanueva

In research: Geronimo Villanueva appears in astronomy 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 Geronimo Villanueva 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: Geronimo Villanueva is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1978 births, 20th-century Argentine astronomers, 21st-century American astronomers, so understanding it makes those chapters shorter.
In everyday life: Look for Geronimo Villanueva 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 Geronimo Villanueva in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Geronimo Villanueva 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 Geronimo Villanueva out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Geronimo Villanueva in simple terms?

Geronimo L. Villanueva (born April 9, 1978) is a planetary astronomer at NASA Goddard Space Flight Center.

Why does Geronimo Villanueva matter?

Because it connects several astronomy 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 Geronimo Villanueva?

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 Geronimo Villanueva.