🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.49 AU - 0.65 AU

Year: 155 Days

Day: 31.7 Hours

Environment

Temp: 203 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 104,223,457 km

• M1: 42,187 km (0.095 R)
• M2: 373,396 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.64 AU - 0.92 AU

Year: 248 Days

Day: 32.9 Hours

Environment

Temp: 131 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 6.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.5

Radius: 12.6

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 9.23 AU - 15.13 AU

Year: 15298 Days

Day: 11.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 104,223,457 km

• M1: 608,115 km (0.097 R)
• M2: 986,000 km (0.112 R)
• M3: 1,481,617 km (0.12 R)
• M4: 1,808,937 km (0.069 R)
• M5: 1,887,776 km (0.077 R)
• M6: 2,300,067 km (0.094 R)
• M7: 2,862,854 km (0.103 R)
• M8: 3,467,679 km (0.107 R)
• M9: 3,666,943 km (0.065 R)
• M10: 3,938,613 km (0.112 R)
• M11: 4,146,853 km (0.027 R)
• M12: 4,323,079 km (0.117 R)
• M13: 6,178,990 km (0.103 R)
• M14: 6,625,989 km (0.086 R)
• M15: 7,465,682 km (0.104 R)
• M16: 7,594,486 km (0.111 R)
• M17: 8,161,461 km (0.071 R)
• M18: 10,180,285 km (0.078 R)
• M19: 10,659,895 km (0.109 R)
• M20: 10,853,774 km (0.09 R)
• M21: 11,690,924 km (0.03 R)
• M22: 11,991,317 km (0.065 R)
• M23: 13,847,078 km (0.115 R)
• M24: 14,005,801 km (0.112 R)
• M25: 15,351,584 km (0.12 R)
• M26: 15,735,751 km (0.081 R)
• M27: 16,851,003 km (0.114 R)
• M28: 17,418,129 km (0.088 R)
• M29: 17,589,418 km (0.07 R)
• M30: 17,991,538 km (0.105 R)
• M31: 18,338,605 km (0.111 R)
• M32: 18,804,752 km (0.029 R)
• M33: 19,392,970 km (0.085 R)
• M34: 19,511,452 km (0.04 R)
• M35: 21,437,973 km (0.101 R)
• M36: 22,797,519 km (0.115 R)
• M37: 22,922,433 km (0.11 R)
• M38: 23,550,744 km (0.084 R)
• M39: 23,930,423 km (0.08 R)
• M40: 25,469,486 km (0.101 R)
• M41: 25,599,188 km (0.068 R)
• M42: 26,054,863 km (0.118 R)
• M43: 26,185,462 km (0.11 R)
• M44: 26,908,169 km (0.082 R)
• M45: 27,637,459 km (0.039 R)
• M46: 28,171,972 km (0.103 R)
• M47: 28,912,332 km (0.046 R)
• M48: 29,932,440 km (0.111 R)
• M49: 30,137,837 km (0.062 R)
• M50: 30,481,314 km (0.077 R)
• M51: 31,033,480 km (0.051 R)
• M52: 31,728,362 km (0.106 R)
• M53: 32,568,952 km (0.098 R)
• M54: 32,850,795 km (0.05 R)
• M55: 33,275,054 km (0.036 R)
• M56: 34,487,096 km (0.077 R)
• M57: 35,351,323 km (0.109 R)
• M58: 37,174,772 km (0.108 R)
• M59: 37,543,082 km (0.054 R)
• M60: 37,690,735 km (0.08 R)
• M61: 38,431,992 km (0.032 R)
• M62: 40,912,175 km (0.099 R)
• M63: 41,064,167 km (0.073 R)
• M64: 41,673,928 km (0.025 R)
• M65: 42,133,343 km (0.065 R)
• M66: 42,748,340 km (0.073 R)
• M67: 43,676,445 km (0.091 R)
• M68: 44,611,282 km (0.035 R)
• M69: 45,473,863 km (0.091 R)
• M70: 48,014,783 km (0.102 R)
• M71: 48,415,855 km (0.08 R)
• M72: 48,737,640 km (0.084 R)
• M73: 50,112,893 km (0.057 R)
• M74: 51,009,583 km (0.084 R)
• M75: 52,818,819 km (0.108 R)
• M76: 52,901,547 km (0.112 R)
• M77: 53,315,784 km (0.113 R)
• M78: 54,147,697 km (0.117 R)
• M79: 56,584,497 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.6

Radius: 7.4

Gravity: 12.41 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 17.24 AU - 22.76 AU

Year: 32190 Days

Day: 24.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 104,223,457 km

• M1: 956,529 km (0.082 R)
• M2: 1,086,081 km (0.118 R)
• M3: 1,221,467 km (0.095 R)
• M4: 1,326,784 km (0.078 R)
• M5: 1,699,581 km (0.113 R)
• M6: 1,857,706 km (0.095 R)
• M7: 2,020,618 km (0.051 R)
• M8: 2,404,187 km (0.113 R)
• M9: 2,537,180 km (0.107 R)
• M10: 3,093,086 km (0.059 R)
• M11: 3,189,427 km (0.109 R)
• M12: 3,584,515 km (0.047 R)
• M13: 3,839,429 km (0.058 R)
• M14: 4,529,375 km (0.111 R)
• M15: 5,605,283 km (0.064 R)
• M16: 5,960,877 km (0.074 R)
• M17: 6,446,471 km (0.071 R)
• M18: 7,007,912 km (0.066 R)
• M19: 7,071,192 km (0.085 R)
• M20: 8,989,934 km (0.098 R)
• M21: 11,728,323 km (0.096 R)
• M22: 12,411,986 km (0.058 R)
• M23: 12,642,666 km (0.095 R)
• M24: 12,719,858 km (0.069 R)
• M25: 12,874,842 km (0.084 R)
• M26: 15,603,058 km (0.047 R)
• M27: 17,804,989 km (0.083 R)
• M28: 19,832,339 km (0.098 R)
• M29: 20,102,064 km (0.112 R)
• M30: 23,149,074 km (0.12 R)
• M31: 23,338,315 km (0.077 R)
• M32: 24,196,259 km (0.098 R)
• M33: 24,870,796 km (0.08 R)
• M34: 25,064,525 km (0.059 R)
• M35: 29,249,376 km (0.112 R)
• M36: 30,380,635 km (0.118 R)
• M37: 30,587,828 km (0.038 R)
• M38: 30,795,470 km (0.053 R)
• M39: 31,421,387 km (0.086 R)
• M40: 31,526,106 km (0.102 R)
• M41: 33,644,860 km (0.101 R)
• M42: 33,751,972 km (0.082 R)
• M43: 34,613,207 km (0.108 R)
• M44: 35,155,051 km (0.072 R)
• M45: 35,590,680 km (0.114 R)
• M46: 38,577,102 km (0.113 R)
• M47: 38,689,301 km (0.042 R)
• M48: 40,043,460 km (0.03 R)
• M49: 40,270,700 km (0.088 R)
• M50: 42,103,722 km (0.097 R)
• M51: 45,140,110 km (0.076 R)
• M52: 48,004,760 km (0.089 R)
• M53: 49,702,845 km (0.082 R)
• M54: 52,535,032 km (0.03 R)
• M55: 53,407,337 km (0.1 R)
• M56: 55,040,049 km (0.099 R)
• M57: 59,257,512 km (0.099 R)
• M58: 59,516,316 km (0.071 R)
• M59: 59,646,017 km (0.112 R)
• M60: 60,295,422 km (0.117 R)
• M61: 62,652,785 km (0.109 R)
• M62: 63,048,621 km (0.095 R)
• M63: 65,173,509 km (0.105 R)
• M64: 65,842,511 km (0.077 R)
• M65: 66,244,929 km (0.071 R)
• M66: 66,917,372 km (0.066 R)
• M67: 67,727,444 km (0.114 R)
• M68: 70,587,905 km (0.084 R)
• M69: 74,044,214 km (0.118 R)
• M70: 74,323,214 km (0.07 R)
• M71: 74,742,238 km (0.025 R)
• M72: 75,021,986 km (0.108 R)
• M73: 75,302,033 km (0.087 R)
• M74: 76,848,875 km (0.057 R)
• M75: 77,413,906 km (0.114 R)
• M76: 81,264,107 km (0.049 R)
• M77: 81,551,783 km (0.093 R)
• M78: 81,839,909 km (0.115 R)
• M79: 82,705,931 km (0.102 R)
• M80: 87,965,792 km (0.089 R)
• M81: 88,704,805 km (0.112 R)
• M82: 90,040,266 km (0.118 R)
• M83: 92,881,428 km (0.117 R)
• M84: 93,182,120 km (0.095 R)
• M85: 93,633,906 km (0.072 R)
• M86: 94,993,601 km (0.067 R)
• M87: 95,448,378 km (0.116 R)
• M88: 95,600,070 km (0.066 R)
• M89: 97,121,630 km (0.053 R)
• M90: 97,274,220 km (0.099 R)
• M91: 97,579,699 km (0.053 R)
• M92: 100,651,691 km (0.056 R)
• M93: 102,665,428 km (0.064 R)
• M94: 103,443,487 km (0.115 R)
• M95: 104,223,490 km (0.074 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 14,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit