🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.59 AU - 0.85 AU

Year: 229 Days

Day: 17.3 Hours

Environment

Temp: 105 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.75 AU - 0.93 AU

Year: 289 Days

Day: 12.4 Hours

Environment

Temp: 96 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,210,092 km

• M1: 157,227 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.87 AU - 1.27 AU

Year: 415 Days

Day: 18.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.18 AU - 1.28 AU

Year: 511 Days

Day: 36.2 Hours

Environment

Temp: -17 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.3

Radius: 14.7

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.1 AU - 4.88 AU

Year: 3565 Days

Day: 14.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,210,092 km

• M1: 195,375 km (0.074 R)
• M2: 1,113,906 km (0.084 R)
• M3: 1,823,299 km (0.085 R)
• M4: 2,675,408 km (0.092 R)
• M5: 3,343,961 km (0.097 R)
• M6: 4,369,604 km (0.06 R)
• M7: 6,484,021 km (0.069 R)
• M8: 8,834,652 km (0.064 R)
• M9: 10,492,346 km (0.062 R)
• M10: 11,219,392 km (0.065 R)
• M11: 14,057,114 km (0.117 R)
• M12: 15,533,046 km (0.12 R)
• M13: 16,421,657 km (0.108 R)
• M14: 18,361,343 km (0.106 R)
• M15: 20,123,457 km (0.093 R)
• M16: 20,779,294 km (0.105 R)
• M17: 21,789,827 km (0.051 R)
• M18: 23,402,642 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.7

Radius: 9.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.36 AU - 5.08 AU

Year: 3843 Days

Day: 8.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,210,092 km

• M1: 125,363 km (0.048 R)
• M2: 500,106 km (0.098 R)
• M3: 860,786 km (0.112 R)
• M4: 1,356,853 km (0.046 R)
• M5: 1,829,432 km (0.11 R)
• M6: 2,163,784 km (0.071 R)
• M7: 2,473,750 km (0.119 R)
• M8: 2,842,210 km (0.109 R)
• M9: 3,231,464 km (0.12 R)
• M10: 3,690,430 km (0.102 R)
• M11: 4,739,709 km (0.108 R)
• M12: 5,787,942 km (0.11 R)
• M13: 6,194,100 km (0.105 R)
• M14: 7,896,972 km (0.119 R)
• M15: 8,763,294 km (0.039 R)
• M16: 9,429,303 km (0.09 R)
• M17: 12,279,143 km (0.042 R)
• M18: 12,951,436 km (0.085 R)
• M19: 13,358,192 km (0.08 R)
• M20: 14,499,175 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.5

Radius: 14.7

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.5 AU - 7.02 AU

Year: 5180 Days

Day: 6.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,210,092 km

• M1: 182,809 km (0.115 R)
• M2: 857,495 km (0.09 R)
• M3: 1,408,614 km (0.044 R)
• M4: 2,112,771 km (0.116 R)
• M5: 2,863,602 km (0.09 R)
• M6: 3,659,314 km (0.108 R)
• M7: 4,167,946 km (0.099 R)
• M8: 6,380,798 km (0.094 R)
• M9: 8,663,512 km (0.096 R)
• M10: 9,370,960 km (0.101 R)
• M11: 11,126,940 km (0.115 R)
• M12: 12,544,529 km (0.111 R)
• M13: 13,245,994 km (0.081 R)
• M14: 13,763,004 km (0.116 R)
• M15: 22,202,269 km (0.093 R)
• M16: 25,776,760 km (0.06 R)
• M17: 27,826,550 km (0.098 R)
• M18: 28,848,304 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.8

Radius: 3

Gravity: 100.76 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 9.64 AU - 15.76 AU

Year: 16960 Days

Day: 23.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 61,210,092 km

• M1: 37,549 km (0.09 R)
• M2: 139,575 km (0.078 R)
• M3: 265,387 km (0.092 R)
• M4: 526,585 km (0.112 R)
• M5: 866,920 km (0.096 R)
• M6: 1,151,006 km (0.109 R)
• M7: 1,307,186 km (0.106 R)
• M8: 1,429,557 km (0.104 R)
• M9: 1,697,337 km (0.097 R)
• M10: 1,919,191 km (0.093 R)
• M11: 3,412,776 km (0.119 R)
• M12: 3,645,401 km (0.106 R)
• M13: 4,207,590 km (0.101 R)
• M14: 5,193,589 km (0.042 R)
• M15: 5,540,656 km (0.085 R)
• M16: 6,366,885 km (0.066 R)
• M17: 6,674,459 km (0.099 R)
• M18: 7,656,868 km (0.084 R)
• M19: 8,731,729 km (0.118 R)
• M20: 9,277,162 km (0.079 R)
• M21: 12,620,675 km (0.107 R)
• M22: 14,260,118 km (0.064 R)
• M23: 17,609,913 km (0.087 R)
• M24: 18,566,592 km (0.093 R)
• M25: 19,012,693 km (0.077 R)
• M26: 21,060,687 km (0.114 R)
• M27: 22,740,522 km (0.077 R)
• M28: 22,943,825 km (0.094 R)
• M29: 23,251,099 km (0.118 R)
• M30: 26,475,831 km (0.102 R)
• M31: 32,234,751 km (0.118 R)
• M32: 35,676,998 km (0.086 R)
• M33: 38,485,698 km (0.088 R)
• M34: 43,280,160 km (0.045 R)
• M35: 44,856,323 km (0.099 R)
• M36: 45,820,182 km (0.089 R)
• M37: 59,248,685 km (0.117 R)
• M38: 61,189,867 km (0.093 R)
• M39: 66,434,619 km (0.048 R)
• M40: 69,165,828 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434.7

Radius: 5.4

Gravity: 14.91 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 12.42 AU - 14.12 AU

Year: 18115 Days

Day: 18.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,210,092 km

• M1: 67,618 km (0.112 R)
• M2: 322,383 km (0.08 R)
• M3: 609,462 km (0.096 R)
• M4: 830,717 km (0.083 R)
• M5: 2,779,528 km (0.094 R)
• M6: 3,016,043 km (0.083 R)
• M7: 4,009,672 km (0.036 R)
• M8: 4,894,543 km (0.117 R)
• M9: 5,826,538 km (0.061 R)
• M10: 8,273,660 km (0.102 R)
• M11: 8,664,409 km (0.115 R)
• M12: 9,910,560 km (0.081 R)
• M13: 10,519,722 km (0.118 R)
• M14: 12,433,977 km (0.099 R)
• M15: 15,138,407 km (0.084 R)
• M16: 16,020,436 km (0.085 R)
• M17: 16,321,876 km (0.118 R)
• M18: 16,936,125 km (0.057 R)
• M19: 18,129,317 km (0.105 R)
• M20: 18,787,997 km (0.081 R)
• M21: 25,045,227 km (0.052 R)
• M22: 28,859,972 km (0.113 R)
• M23: 32,681,450 km (0.087 R)
• M24: 33,288,518 km (0.099 R)
• M25: 36,177,552 km (0.102 R)
• M26: 42,161,916 km (0.103 R)
• M27: 45,688,536 km (0.042 R)
• M28: 46,599,886 km (0.057 R)
• M29: 48,145,681 km (0.111 R)
• M30: 52,324,249 km (0.075 R)
• M31: 53,657,016 km (0.101 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 16,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit