🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.9

Radius: 13.8

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.63 AU - 3.67 AU

Year: 2423 Days

Day: 7.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 95,065,422 km

• M1: 171,589 km (0.049 R)
• M2: 757,713 km (0.071 R)
• M3: 1,597,855 km (0.109 R)
• M4: 2,235,441 km (0.105 R)
• M5: 2,755,742 km (0.109 R)
• M6: 4,348,511 km (0.093 R)
• M7: 5,003,301 km (0.084 R)
• M8: 5,703,269 km (0.083 R)
• M9: 6,467,864 km (0.058 R)
• M10: 7,137,165 km (0.049 R)
• M11: 7,681,252 km (0.108 R)
• M12: 9,453,987 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.1

Radius: 12.1

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.87 AU - 4.57 AU

Year: 3110 Days

Day: 14.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 95,065,422 km

• M1: 150,795 km (0.117 R)
• M2: 628,461 km (0.111 R)
• M3: 1,309,580 km (0.06 R)
• M4: 1,719,927 km (0.117 R)
• M5: 2,887,538 km (0.107 R)
• M6: 3,542,478 km (0.079 R)
• M7: 4,052,457 km (0.067 R)
• M8: 4,503,793 km (0.064 R)
• M9: 5,756,376 km (0.115 R)
• M10: 7,024,817 km (0.111 R)
• M11: 9,493,630 km (0.083 R)
• M12: 11,337,275 km (0.09 R)
• M13: 11,988,025 km (0.11 R)
• M14: 12,749,628 km (0.073 R)
• M15: 13,815,064 km (0.061 R)
• M16: 15,180,594 km (0.104 R)
• M17: 16,122,761 km (0.064 R)
• M18: 17,156,183 km (0.09 R)
• M19: 17,851,364 km (0.074 R)
• M20: 18,398,743 km (0.109 R)
• M21: 18,788,595 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.2

Radius: 12.6

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.83 AU - 4.35 AU

Year: 3585 Days

Day: 10.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,065,422 km

• M1: 156,779 km (0.085 R)
• M2: 812,316 km (0.107 R)
• M3: 1,463,815 km (0.059 R)
• M4: 3,001,232 km (0.079 R)
• M5: 3,436,712 km (0.102 R)
• M6: 4,877,190 km (0.116 R)
• M7: 5,428,458 km (0.105 R)
• M8: 6,562,859 km (0.102 R)
• M9: 7,137,165 km (0.05 R)
• M10: 7,884,556 km (0.107 R)
• M11: 9,063,985 km (0.079 R)
• M12: 10,315,521 km (0.086 R)
• M13: 11,451,268 km (0.069 R)
• M14: 11,956,311 km (0.116 R)
• M15: 13,109,860 km (0.04 R)
• M16: 13,662,774 km (0.109 R)
• M17: 15,250,157 km (0.113 R)
• M18: 18,225,808 km (0.078 R)
• M19: 19,556,780 km (0.111 R)
• M20: 22,340,348 km (0.08 R)
• M21: 23,275,634 km (0.108 R)
• M22: 25,147,252 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620

Radius: 11.6

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.88 AU - 6.34 AU

Year: 5007 Days

Day: 14.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,065,422 km

• M1: 144,212 km (0.071 R)
• M2: 655,538 km (0.11 R)
• M3: 1,247,796 km (0.096 R)
• M4: 1,992,195 km (0.106 R)
• M5: 2,538,975 km (0.068 R)
• M6: 3,145,445 km (0.103 R)
• M7: 4,003,389 km (0.115 R)
• M8: 5,791,233 km (0.067 R)
• M9: 7,950,828 km (0.07 R)
• M10: 8,357,135 km (0.064 R)
• M11: 9,012,225 km (0.077 R)
• M12: 10,556,823 km (0.049 R)
• M13: 10,957,745 km (0.09 R)
• M14: 11,322,764 km (0.103 R)
• M15: 13,950,151 km (0.102 R)
• M16: 14,652,064 km (0.027 R)
• M17: 17,510,880 km (0.096 R)
• M18: 18,778,123 km (0.088 R)
• M19: 19,169,920 km (0.118 R)
• M20: 19,835,032 km (0.093 R)
• M21: 20,861,573 km (0.11 R)
• M22: 21,636,639 km (0.087 R)
• M23: 22,504,008 km (0.107 R)
• M24: 26,860,746 km (0.081 R)
• M25: 27,525,859 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.6

Radius: 12.4

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.58 AU - 5.76 AU

Year: 5852 Days

Day: 8.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 95,065,422 km

• M1: 154,535 km (0.064 R)
• M2: 614,548 km (0.114 R)
• M3: 1,817,913 km (0.115 R)
• M4: 2,210,159 km (0.069 R)
• M5: 3,029,058 km (0.062 R)
• M6: 4,021,939 km (0.049 R)
• M7: 5,590,024 km (0.068 R)
• M8: 6,228,059 km (0.112 R)
• M9: 9,615,553 km (0.075 R)
• M10: 10,789,597 km (0.049 R)
• M11: 13,081,287 km (0.037 R)
• M12: 15,116,566 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.6

Radius: 7.1

Gravity: 19.83 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 13.7 AU - 14.64 AU

Year: 23121 Days

Day: 18.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 95,065,422 km

• M1: 88,263 km (0.068 R)
• M2: 651,499 km (0.096 R)
• M3: 918,531 km (0.085 R)
• M4: 1,434,344 km (0.093 R)
• M5: 2,357,064 km (0.086 R)
• M6: 4,593,851 km (0.113 R)
• M7: 5,765,652 km (0.115 R)
• M8: 6,031,038 km (0.108 R)
• M9: 6,258,427 km (0.027 R)
• M10: 7,798,836 km (0.084 R)
• M11: 8,917,379 km (0.095 R)
• M12: 9,823,793 km (0.102 R)
• M13: 10,591,978 km (0.095 R)
• M14: 11,818,531 km (0.092 R)
• M15: 12,985,843 km (0.111 R)
• M16: 16,325,017 km (0.089 R)
• M17: 19,102,900 km (0.11 R)
• M18: 21,120,527 km (0.084 R)
• M19: 23,837,074 km (0.097 R)
• M20: 27,518,080 km (0.093 R)
• M21: 29,558,594 km (0.073 R)
• M22: 31,289,143 km (0.102 R)
• M23: 32,945,490 km (0.119 R)
• M24: 36,281,972 km (0.117 R)
• M25: 53,225,726 km (0.106 R)
• M26: 53,613,633 km (0.117 R)
• M27: 54,003,335 km (0.107 R)
• M28: 55,780,558 km (0.075 R)
• M29: 60,921,489 km (0.083 R)
• M30: 64,372,263 km (0.118 R)
• M31: 78,974,810 km (0.079 R)
• M32: 79,479,404 km (0.08 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: 372 - 14,651 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit