THE DISCOVERY OF URANUS /jʊˈreɪnəs/

Someone once put forward an attractive though unlikely theory. Throughout the Earth’s annual revolution around the sun, there is one point of space always hidden from our eyes. This point is the opposite part of the Earth’s orbit, which is always hidden by the sun. Could there be another planet there, essentially similar to our own, but always invisible?

  • Put forward: Đưa ra

The proposals that you have put forward deserve serious consideration

  • orbit /ˈɔːrbɪt/: Quỹ đạo
  • essentially /ɪˈsenʃəli/: về bản chất
  • invisible: ứ nhìn thấy được

If a space probe today sent back evidence that such a world existed it would cause not much more sensation than Sir William Herschel’s discovery of a new planet, Uranus, in 1781. Herschel was an extraordinary man — no other astronomer has ever covered so vast a field of work — and his career deserves study. He was born in Hanover in Germany in 1738, left the German army in 1757, and arrived in England the same year with no money but quite exceptional music ability. He played the violin and oboe and at one time was organist in the Octagon Chapel in the city of Bath. Herschel’s was an active mind, and deep inside he was conscious that music was not his destiny; he therefore, read widely in science and the arts, but not until 1772 did he come across a book on astronomy. He was then 34, middle-aged by the standards of the time, but without hesitation he embarked on his new career, financing it by his professional work as a musician. He spent years mastering the art of telescope construction, and even by present-day standards his instruments are comparable with the best.

  • probe /proʊb/ (verb): thăm dò
  • sensation /senˈseɪʃn/: cảm giác, sự kích động (phấn khích)
  • astronomer: nhà thiên văn học
  • his career deserves study: Sự nghiệp của ông đáng được nghiên cứu
  • organist: người chơi đàn organ
  • conscious: có ý thức
  • destiny = fate: Định mệnh

you’re my destiny Hồ Ngọc Hà =))

  • Come across: tình cờ thấy

he come across a book on astronomy

  • embark on /ɪmˈbɑːrk/ (v) bắt tay vào

he embarked on his new career

let’s embark: Nào, Hãy bắt tay vào nào

  • telescope construction: xây dựng kính thiên văn

Serious observation began 1774. He set himself the astonishing task of ‘reviewing the heavens’, in other words, pointing his telescope to every accessible part of the sky and recording what he saw. The first review was made in 1775; the second, and most momentous, in 1780–81. It was during the latter part of this that he discovered Uranus. Afterwards, supported by the royal grant in recognition of his work, he was able to devote himself entirely to astronomy. His final achievements spread from the sun and moon to remote galaxies (of which he discovered hundreds), and papers flooded from his pen until his death in 1822. Among these, there was one sent to the Royal Society in 1781, entitled An Account of a Comet. In his own words:

On Tuesday the 13th of March, between ten and eleven in the evening, while I was examining the small stars in the neighbourhood of H Geminorum, I perceived one that appeared visibly larger than the rest; being struck with its uncommon magnitude, I compared it to H Geminorum and the small star in the quartile between Auriga and Gemini, and finding it to be much larger than either of them, suspected it to be a comet.

  • Serious observation: Quan sát thận trọng. kĩ lưỡng
  • astonishing /əˈstɑːnɪʃɪŋ/ = amazing

Yes yes, That’s right! I’m an astonishing human being =))

  • accessible: có thể truy cập
  • most momentous /moʊˈmentəs/: quan trọng nhất, đáng chú ý nhất
  • Uranus /ˈjʊrənəs/: Sao thiên vương
  • Afterwards, supported by the royal grant in recognition of his work

Royal /ˈrɔɪəl/Hoàng Gia, Hoàng tộc

Grant /ɡrɑːnt/ (verb) ban cho, thừa nhận, cấp cho

  • papers flooded from his pen until his death in 1822.

Flood (v) tràn ngập, (n) lũ

  • comet /ˈkɑːmət/ sao chổi
  • quartile: phần tư

Herschel’s care was the hallmark of a great observer; he was not prepared to jump any conclusions. Also, to be fair, the discovery of a new planet was the last thought in anybody’s mind. But further observation by other astronomers besides Herschel revealed two curious facts. For the comet, it showed a remarkably sharp disc; furthermore, it was moving so slowly that it was thought to be a great distance from the sun, and comets are only normally visible in the immediate vicinity of the sun. (When) As its orbit came to be worked out the truth dawned that it was a new planet far beyond Saturn’s realm, and that the ‘reviewer of the heavens’ had stumbled across an unprecedented prize. Herschel wanted to call it georgium sidus (Star of George) in honour of his royal patron King George III of Great Britain. The planet was later for a time called Herschel in honour of its discoverer. The name Uranus, which was first proposed by the German astronomer Johann Elert Bode, was in use by the late 19th century.

  • hallmark /ˈhɔːlmɑːrk/ dấu hiệu

Police said the explosion bore all the hallmarks of a terrorist attack.

bore all the hallmarks of: mang tất cả các dấu hiệu của

  • disc: miếng tròn mỏng
  • immediate vicinity /vəˈsɪnəti/ vùng lân cận
  • dawn /dɔːn/ (v)lộ ra
  • stumble (v) sẩy mất, lỡ mất, sẩy chân
  • unprecedented /ʌnˈpresɪdentɪd/ prize: giải thường chưa từng có

Uranus is a giant in construction, but not so much in size; its diameter compares unfavourably with that of Jupiter and Saturn, though on the terrestrial scale it is still colossal. Uranus’ atmosphere consists largely of hydrogen and helium, with a trace of methane. Through a telescope the planet appears as a small bluish-green disc with a faint green periphery ( Qua kính thiên văn, hành tinh này xuất hiện dưới dạng một đĩa xanh xanh nhạt với một vùng ngoại vi màu xanh nhạt, Câu này chuối quá nên dịch đây luôn =)))). In 1977, while recording the occultation 1 of a star behind the planet, the American astronomer James L. Elliot discovered the presence of five rings encircling the equator of Uranus. Four more rings were discovered in January 1986 during the exploratory flight of Voyager 2 2 , In addition to its rings, Uranus has 15 satellites (‘moons’), the last 10 discovered by Voyager 2 on the same flight; all revolve about its equator and move with the planet in an east — west direction. The two largest moons, Titania and Oberon, were discovered by Herschel in 1787. The next two, Umbriel and Ariel, were found in 1851 by the British astronomer William Lassell. Miranda, thought before 1986 to be the innermost moon, was discovered in 1948 by the American astronomer Gerard Peter Kuiper.

Glossary:
 ‘Occultation’ : in astronomy, when one object passes in front of another and hides the second from view, especially, for example, when the moon comes between an observer and a star or planet .
 ‘Voyager 2’ : an unmanned spacecraft sent on a voyage past Saturn, Uranus and Jupiter in 1986; during which it sent back information about these planets to scientists on earth

  • presence: /ˈprezns/ (n) sự hiện diện
  • diameter /daɪˈæmɪtər/ đường kính
  • radius /ˈreɪdiəs/ bán kính
Diameter vs Radius
  • compares unfavourably with: so sánh khập khiễng, so sánh ko tương xứng

In this respect, Britain compares unfavourably with other European countries.

  • on the terrestrial scale it is still colossal
  • terrestrial scale /təˈrestriəl/: quy mô đất liền
  • colossal /kəˈlɑːsl/ = gigantic khổng lồ
  • consists largely of: bao gồm chủ yếu là
  • with a trace of methane: với một lượng ít khí mê-tan
  • equator /ɪˈkweɪtər/ đường xích đạo
  • latitude /ˈlætɪtuːd/# longitude
  • innermost trong cùng
  • exploratory /ɪkˈsplɔːrətɔːri/ (adj) khám phá

explore (v) khám phá

Questions 32–36
Do the following statements reflect the claims of the writer of the Reading Passage?
In boxes 32–36 on your answer sheet write

YES if the statement reflects the claims of the writer
NO if the statement contradicts the writer
NOT GIVEN if it is impossible to say what the writer thinks about this

Example Answer
Herschel was multi-talented YES

32 It is improbable that there is a planet hidden behind the sun.
33 Herschel knew immediately that he had found a new planet.
34 Herschel collaborated with other astronomers of his time.
35 Herschel’s newly-discovered object was considered to be too far from the sun to be a comet.
36 Herschel’s discovery was the most important find of the last three hundred years.

Questions 37–40
Complete each of the following statements (Questions 37–40) with a name from the Reading Passage.
Write your answers in boxes 37–40 on your answer sheet.

The suggested names of the new planet started with …….. (37) …….., then …….. (38) ……., before finally settling on Uranus. The first five rings around Uranus were discovered by …….. (39) ……… From 1948 until 1986, the moon …….. (40)…….. was believed to be the moon closest to the surface of Uranus.

KEY:

27–1772

28- 1780 sai rồi — là 1781 vì during the latter part 1780/81 :(

29–1787

30–1977

31–1986

32 It is improbable that there is a planet hidden behind the sun.

Key in Paragraph: YES

  • This point = the planet
  • hidden by the sun =hidden by the sun
  • improbable(~= invisible)

33 Herschel knew immediately that he had found a new planet.

Key in Paragraph: NO

Serious observation began 1774. He set himself the astonishing task of ‘reviewing the heavens’, in other words, pointing his telescope to every accessible part of the sky and recording what he saw. The first review was made in 1775; ở đây nó bắt đầu nghiên cứu nghiêm túc 1774 vầ đến 1775 mới là First, lấy đâu ra immediately

34 Herschel collaborated with other astronomers of his time.

Key in Paragraph: NOT GIVEN

35 Herschel’s newly-discovered object was considered to be too far from the sun to be a comet.

Key in Paragraph: YES

For the comet, it showed a remarkably sharp disc; furthermore, it was moving so slowly that it was thought to be a great distance from the sun, and comets are only normally visible in the immediate vicinity of the sun

36 Herschel’s discovery was the most important find of the last three hundred years.

Key in Paragraph: NOT GIVEN

37 georgium sidus

38 Herschel

39 James L. Elliot

40 Miranda úi câu này phải biết từ innermost (trong cùng). Thì đối với một hành tinh, ngôi sao nào quay quanh nó càng trong cùng cái đó closest nhất rồi :D

The next two, Umbriel and Ariel, were found in 1851 by the British astronomer William Lassell. Miranda, thought before 1986 to be the innermost moon, was discovered in 1948 by the American astronomer Gerard Peter Kuiper.

Harry 16/09/2017