🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.68 AU - 0.98 AU

Year: 285 Days

Day: 43.4 Hours

Environment

Temp: 140 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,753,927 km

• M1: 436,676 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.48 AU - 2.6 AU

Year: 1525 Days

Day: 39.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,753,927 km

• M1: 612,454 km (0.074 R)
• M2: 647,460 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.03 AU - 4.61 AU

Year: 2813 Days

Day: 23.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,753,927 km

• M1: 1,418,637 km (0.041 R)

Asteroid Belt

Center: 5.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.7

Radius: 10

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.26 AU - 7.78 AU

Year: 7769 Days

Day: 7.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 60,753,927 km

• M1: 138,528 km (0.1 R)
• M2: 213,027 km (0.108 R)
• M3: 444,156 km (0.12 R)
• M4: 786,885 km (0.082 R)
• M5: 1,115,103 km (0.062 R)
• M6: 1,504,057 km (0.085 R)
• M7: 2,173,807 km (0.09 R)
• M8: 2,286,304 km (0.05 R)
• M9: 2,400,597 km (0.086 R)
• M10: 2,659,102 km (0.089 R)
• M11: 2,852,682 km (0.099 R)
• M12: 3,619,969 km (0.057 R)
• M13: 3,862,318 km (0.104 R)
• M14: 4,391,146 km (0.104 R)
• M15: 4,766,338 km (0.051 R)
• M16: 5,151,702 km (0.112 R)
• M17: 5,455,236 km (0.085 R)
• M18: 5,733,189 km (0.078 R)
• M19: 6,175,101 km (0.117 R)
• M20: 6,335,619 km (0.082 R)
• M21: 6,759,430 km (0.082 R)
• M22: 6,891,675 km (0.047 R)
• M23: 6,958,096 km (0.094 R)
• M24: 7,361,262 km (0.099 R)
• M25: 7,565,763 km (0.066 R)
• M26: 8,296,249 km (0.063 R)
• M27: 8,759,853 km (0.12 R)
• M28: 8,868,012 km (0.05 R)
• M29: 9,378,739 km (0.034 R)
• M30: 9,526,392 km (0.053 R)
• M31: 9,823,943 km (0.094 R)
• M32: 10,200,480 km (0.077 R)
• M33: 10,314,324 km (0.114 R)
• M34: 11,633,927 km (0.098 R)
• M35: 12,313,700 km (0.111 R)
• M36: 12,638,028 km (0.079 R)
• M37: 13,171,045 km (0.071 R)
• M38: 13,837,205 km (0.117 R)
• M39: 14,174,398 km (0.119 R)
• M40: 14,259,071 km (0.056 R)
• M41: 14,386,528 km (0.115 R)
• M42: 14,985,967 km (0.111 R)
• M43: 15,202,136 km (0.068 R)
• M44: 16,699,012 km (0.098 R)
• M45: 17,238,462 km (0.107 R)
• M46: 17,646,864 km (0.057 R)
• M47: 18,150,261 km (0.114 R)
• M48: 18,658,445 km (0.074 R)
• M49: 18,984,269 km (0.077 R)
• M50: 19,594,479 km (0.056 R)
• M51: 19,736,148 km (0.116 R)
• M52: 20,593,643 km (0.097 R)
• M53: 21,026,878 km (0.113 R)
• M54: 21,560,494 km (0.09 R)
• M55: 21,951,543 km (0.097 R)
• M56: 22,542,305 km (0.075 R)
• M57: 23,739,537 km (0.069 R)
• M58: 23,941,045 km (0.119 R)
• M59: 24,092,587 km (0.074 R)
• M60: 24,651,036 km (0.111 R)
• M61: 25,162,212 km (0.067 R)
• M62: 25,264,986 km (0.117 R)
• M63: 26,979,378 km (0.1 R)
• M64: 27,242,371 km (0.081 R)
• M65: 27,453,453 km (0.037 R)
• M66: 27,612,027 km (0.077 R)
• M67: 27,983,329 km (0.063 R)
• M68: 28,249,613 km (0.113 R)
• M69: 29,376,983 km (0.107 R)
• M70: 30,573,915 km (0.1 R)
• M71: 31,178,291 km (0.115 R)
• M72: 31,565,001 km (0.071 R)
• M73: 32,398,860 km (0.091 R)
• M74: 33,015,053 km (0.064 R)
• M75: 33,522,040 km (0.116 R)
• M76: 34,886,672 km (0.108 R)
• M77: 35,230,747 km (0.084 R)
• M78: 35,460,679 km (0.119 R)
• M79: 36,095,573 km (0.106 R)
• M80: 36,967,429 km (0.12 R)
• M81: 37,494,014 km (0.103 R)
• M82: 38,850,567 km (0.112 R)
• M83: 38,969,348 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.2

Radius: 6.3

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 14.11 AU - 14.63 AU

Year: 20522 Days

Day: 21.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 60,753,927 km

• M1: 318,195 km (0.064 R)
• M2: 362,625 km (0.084 R)
• M3: 425,606 km (0.048 R)
• M4: 797,805 km (0.107 R)
• M5: 860,936 km (0.099 R)
• M6: 1,037,760 km (0.069 R)
• M7: 1,324,540 km (0.032 R)
• M8: 1,771,538 km (0.106 R)
• M9: 1,827,039 km (0.108 R)
• M10: 1,883,138 km (0.114 R)
• M11: 2,231,851 km (0.078 R)
• M12: 2,759,782 km (0.084 R)
• M13: 3,021,428 km (0.105 R)
• M14: 3,325,112 km (0.119 R)
• M15: 3,998,003 km (0.072 R)
• M16: 4,256,508 km (0.092 R)
• M17: 5,063,888 km (0.076 R)
• M18: 5,424,120 km (0.107 R)
• M19: 5,546,042 km (0.084 R)
• M20: 5,586,882 km (0.06 R)
• M21: 5,627,872 km (0.103 R)
• M22: 6,211,752 km (0.114 R)
• M23: 6,382,144 km (0.089 R)
• M24: 6,814,781 km (0.092 R)
• M25: 7,256,993 km (0.061 R)
• M26: 7,662,852 km (0.083 R)
• M27: 8,733,224 km (0.045 R)
• M28: 9,212,985 km (0.037 R)
• M29: 10,148,271 km (0.099 R)
• M30: 10,298,617 km (0.099 R)
• M31: 10,652,565 km (0.052 R)
• M32: 11,633,030 km (0.073 R)
• M33: 12,267,025 km (0.026 R)
• M34: 13,293,566 km (0.093 R)
• M35: 14,179,335 km (0.102 R)
• M36: 14,913,113 km (0.116 R)
• M37: 15,716,902 km (0.057 R)
• M38: 16,007,421 km (0.064 R)
• M39: 17,187,000 km (0.119 R)
• M40: 18,089,973 km (0.093 R)
• M41: 19,008,354 km (0.073 R)
• M42: 19,379,955 km (0.028 R)
• M43: 19,442,038 km (0.069 R)
• M44: 19,504,271 km (0.089 R)
• M45: 19,753,950 km (0.088 R)
• M46: 19,816,482 km (0.105 R)
• M47: 20,004,526 km (0.037 R)
• M48: 20,762,838 km (0.118 R)
• M49: 21,081,482 km (0.069 R)
• M50: 21,659,229 km (0.087 R)
• M51: 22,830,281 km (0.117 R)
• M52: 23,027,451 km (0.115 R)
• M53: 24,962,499 km (0.105 R)
• M54: 25,165,653 km (0.102 R)
• M55: 25,301,338 km (0.104 R)
• M56: 25,573,606 km (0.103 R)
• M57: 27,157,399 km (0.109 R)
• M58: 27,366,238 km (0.043 R)
• M59: 27,505,962 km (0.104 R)
• M60: 27,575,824 km (0.101 R)
• M61: 27,926,033 km (0.116 R)
• M62: 28,418,958 km (0.066 R)
• M63: 28,914,725 km (0.09 R)
• M64: 29,056,843 km (0.107 R)
• M65: 29,270,469 km (0.108 R)
• M66: 29,413,335 km (0.118 R)
• M67: 29,556,201 km (0.06 R)
• M68: 30,130,507 km (0.105 R)
• M69: 32,759,839 km (0.078 R)
• M70: 33,503,042 km (0.066 R)
• M71: 33,577,691 km (0.1 R)
• M72: 33,801,938 km (0.08 R)
• M73: 34,327,176 km (0.033 R)
• M74: 34,930,654 km (0.048 R)
• M75: 35,082,047 km (0.109 R)
• M76: 36,224,676 km (0.12 R)
• M77: 36,608,245 km (0.087 R)
• M78: 37,767,030 km (0.103 R)
• M79: 42,763,748 km (0.12 R)
• M80: 43,006,695 km (0.098 R)
• M81: 44,474,699 km (0.082 R)
• M82: 49,315,536 km (0.101 R)
• M83: 50,423,159 km (0.081 R)
• M84: 51,108,916 km (0.097 R)
• M85: 51,711,496 km (0.091 R)
• M86: 54,057,490 km (0.116 R)
• M87: 54,759,403 km (0.075 R)
• M88: 55,111,407 km (0.103 R)
• M89: 55,640,834 km (0.053 R)
• M90: 56,793,784 km (0.048 R)
• M91: 57,060,966 km (0.073 R)
• M92: 57,417,757 km (0.118 R)
• M93: 59,665,016 km (0.051 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 10,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit