Launched on 24 October 1998, the Deep Space mission carried out a flyby of asteroid 9969 Braille, which was selected as the mission's science target.
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Deep Space 1 succeeded in its primary and secondary objectives including flybys of the asteroid Braille and of Comet Borrelly, returning valuable science data and images.
Braille | 9969 Braille | The final form of Braille's alphabet, according to Henri (1952). The decade diacritics are listed at left, and the supplementary letters are assigned to the appropriate decade at right. Characters are derived by combining the diacritic on the left with the basic letters at top. "(1)" indicates markers for musical and mathematical notation. Parentheses and quotation marks follow English Braille | Perkins Braille and Talking Book Library | Louis Braille | English Braille | Anchor & Braille |
Helin discovered or co-discovered 872 asteroids, including the first two Aten asteroids: 2062 Aten and 2100 Ra-Shalom; the Apollo asteroids 4660 Nereus, 4769 Castalia and others; various Amor asteroids; three Trojan asteroids including 3240 Laocoon; and 9969 Braille.