🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.74 AU - 1.14 AU

Year: 335 Days

Day: 20.9 Hours

Environment

Temp: 27 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.39 AU - 2.77 AU

Year: 1521 Days

Day: 29.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.3

Radius: 14.7

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.7 AU - 8.44 AU

Year: 6901 Days

Day: 7.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 68,276,598 km

• M1: 188,793 km (0.091 R)
• M2: 294,109 km (0.086 R)
• M3: 543,639 km (0.109 R)
• M4: 1,073,066 km (0.081 R)
• M5: 1,444,816 km (0.117 R)
• M6: 1,683,874 km (0.109 R)
• M7: 1,996,683 km (0.112 R)
• M8: 2,414,360 km (0.091 R)
• M9: 2,567,099 km (0.12 R)
• M10: 2,814,086 km (0.056 R)
• M11: 3,259,289 km (0.105 R)
• M12: 3,853,791 km (0.055 R)
• M13: 4,163,907 km (0.093 R)
• M14: 4,509,179 km (0.114 R)
• M15: 5,114,901 km (0.104 R)
• M16: 5,370,264 km (0.049 R)
• M17: 5,542,751 km (0.109 R)
• M18: 5,658,839 km (0.118 R)
• M19: 5,864,087 km (0.085 R)
• M20: 6,131,568 km (0.098 R)
• M21: 6,740,282 km (0.113 R)
• M22: 7,787,018 km (0.113 R)
• M23: 8,246,583 km (0.108 R)
• M24: 8,513,166 km (0.084 R)
• M25: 8,918,277 km (0.099 R)
• M26: 9,157,634 km (0.118 R)
• M27: 9,364,528 km (0.108 R)
• M28: 9,468,498 km (0.103 R)
• M29: 9,853,114 km (0.04 R)
• M30: 10,314,474 km (0.112 R)
• M31: 10,421,885 km (0.079 R)
• M32: 11,111,232 km (0.116 R)
• M33: 11,777,990 km (0.098 R)
• M34: 11,927,887 km (0.093 R)
• M35: 12,078,532 km (0.079 R)
• M36: 12,419,615 km (0.046 R)
• M37: 12,610,502 km (0.107 R)
• M38: 13,422,968 km (0.093 R)
• M39: 13,618,941 km (0.101 R)
• M40: 14,093,167 km (0.073 R)
• M41: 14,976,542 km (0.092 R)
• M42: 15,919,308 km (0.098 R)
• M43: 16,251,864 km (0.081 R)
• M44: 16,502,740 km (0.075 R)
• M45: 16,628,551 km (0.096 R)
• M46: 18,686,420 km (0.103 R)
• M47: 18,949,413 km (0.077 R)
• M48: 19,301,716 km (0.112 R)
• M49: 21,050,814 km (0.105 R)
• M50: 22,152,153 km (0.118 R)
• M51: 22,430,406 km (0.111 R)
• M52: 22,756,529 km (0.083 R)
• M53: 22,896,852 km (0.031 R)
• M54: 24,315,189 km (0.119 R)
• M55: 24,458,653 km (0.115 R)
• M56: 24,890,543 km (0.077 R)
• M57: 25,324,975 km (0.094 R)
• M58: 25,859,488 km (0.117 R)
• M59: 27,286,203 km (0.071 R)
• M60: 27,784,065 km (0.073 R)
• M61: 28,084,307 km (0.092 R)
• M62: 28,788,913 km (0.091 R)
• M63: 29,295,751 km (0.1 R)
• M64: 29,448,490 km (0.083 R)
• M65: 29,652,392 km (0.1 R)
• M66: 30,215,628 km (0.116 R)
• M67: 30,318,402 km (0.081 R)
• M68: 30,472,937 km (0.107 R)
• M69: 30,576,010 km (0.119 R)
• M70: 30,782,455 km (0.099 R)
• M71: 32,241,183 km (0.11 R)
• M72: 32,504,027 km (0.036 R)
• M73: 32,662,002 km (0.032 R)
• M74: 33,084,766 km (0.077 R)
• M75: 33,402,961 km (0.039 R)
• M76: 34,417,384 km (0.082 R)
• M77: 34,632,206 km (0.034 R)
• M78: 34,739,917 km (0.074 R)
• M79: 35,333,671 km (0.103 R)
• M80: 35,604,742 km (0.067 R)
• M81: 35,876,412 km (0.077 R)
• M82: 35,985,319 km (0.03 R)
• M83: 36,148,829 km (0.103 R)
• M84: 36,312,490 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.6

Radius: 8.5

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 10.74 AU - 13.2 AU

Year: 15202 Days

Day: 9.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 68,276,598 km

• M1: 145,559 km (0.111 R)
• M2: 243,695 km (0.088 R)
• M3: 1,009,038 km (0.029 R)
• M4: 1,082,640 km (0.071 R)
• M5: 1,395,449 km (0.033 R)
• M6: 1,915,750 km (0.038 R)
• M7: 2,101,850 km (0.119 R)
• M8: 3,715,114 km (0.076 R)
• M9: 4,026,576 km (0.104 R)
• M10: 4,550,767 km (0.105 R)
• M11: 5,053,566 km (0.105 R)
• M12: 5,574,166 km (0.079 R)
• M13: 5,707,009 km (0.1 R)
• M14: 5,796,170 km (0.06 R)
• M15: 6,386,931 km (0.101 R)
• M16: 6,572,582 km (0.065 R)
• M17: 6,807,152 km (0.073 R)
• M18: 7,332,988 km (0.102 R)
• M19: 8,322,130 km (0.098 R)
• M20: 8,575,997 km (0.096 R)
• M21: 9,405,368 km (0.04 R)
• M22: 11,701,695 km (0.084 R)
• M23: 11,758,393 km (0.105 R)
• M24: 11,815,090 km (0.107 R)
• M25: 12,503,839 km (0.109 R)
• M26: 12,911,643 km (0.105 R)
• M27: 13,323,785 km (0.088 R)
• M28: 14,953,504 km (0.091 R)
• M29: 15,823,116 km (0.063 R)
• M30: 16,327,411 km (0.116 R)
• M31: 16,772,913 km (0.103 R)
• M32: 16,900,969 km (0.094 R)
• M33: 16,965,147 km (0.098 R)
• M34: 18,002,458 km (0.034 R)
• M35: 18,993,544 km (0.089 R)
• M36: 20,206,035 km (0.091 R)
• M37: 20,274,251 km (0.091 R)
• M38: 20,342,318 km (0.069 R)
• M39: 21,304,831 km (0.098 R)
• M40: 22,071,371 km (0.034 R)
• M41: 23,202,630 km (0.1 R)
• M42: 23,919,054 km (0.115 R)
• M43: 23,991,160 km (0.081 R)
• M44: 24,207,778 km (0.119 R)
• M45: 25,153,835 km (0.106 R)
• M46: 25,300,441 km (0.055 R)
• M47: 25,668,302 km (0.067 R)
• M48: 26,558,260 km (0.106 R)
• M49: 26,857,156 km (0.086 R)
• M50: 27,307,595 km (0.07 R)
• M51: 27,609,185 km (0.089 R)
• M52: 28,444,539 km (0.098 R)
• M53: 28,903,655 km (0.094 R)
• M54: 29,211,079 km (0.115 R)
• M55: 30,999,970 km (0.034 R)
• M56: 31,314,574 km (0.092 R)
• M57: 31,393,412 km (0.1 R)
• M58: 31,472,400 km (0.105 R)
• M59: 32,584,062 km (0.118 R)
• M60: 32,823,867 km (0.12 R)
• M61: 33,385,906 km (0.063 R)
• M62: 34,764,002 km (0.112 R)
• M63: 35,173,003 km (0.093 R)
• M64: 35,995,492 km (0.074 R)
• M65: 36,409,130 km (0.064 R)
• M66: 38,585,330 km (0.116 R)
• M67: 39,178,336 km (0.061 R)
• M68: 41,061,773 km (0.052 R)
• M69: 43,150,010 km (0.083 R)
• M70: 43,941,981 km (0.036 R)
• M71: 44,207,068 km (0.104 R)
• M72: 44,472,605 km (0.064 R)
• M73: 45,987,582 km (0.077 R)
• M74: 47,067,080 km (0.094 R)
• M75: 47,157,438 km (0.079 R)
• M76: 48,064,001 km (0.081 R)
• M77: 48,702,036 km (0.085 R)
• M78: 49,067,802 km (0.053 R)
• M79: 50,447,843 km (0.116 R)
• M80: 53,434,415 km (0.117 R)
• M81: 54,853,799 km (0.088 R)
• M82: 55,329,820 km (0.117 R)
• M83: 55,902,780 km (0.045 R)
• M84: 56,477,684 km (0.032 R)
• M85: 56,862,001 km (0.116 R)
• M86: 59,381,379 km (0.047 R)
• M87: 59,674,441 km (0.106 R)
• M88: 60,261,912 km (0.105 R)
• M89: 61,146,783 km (0.06 R)
• M90: 62,531,910 km (0.082 R)
• M91: 63,927,209 km (0.087 R)
• M92: 64,127,371 km (0.08 R)
• M93: 64,930,113 km (0.071 R)
• M94: 65,030,643 km (0.086 R)
• M95: 66,647,048 km (0.05 R)
• M96: 66,748,476 km (0.082 R)
• M97: 67,867,916 km (0.071 R)
• M98: 68,276,618 km (0.064 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 19,123 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit