🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.33 AU - 1.65 AU

Year: 655 Days

Day: 15.7 Hours

Environment

Temp: -25 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.5 AU - 1.76 AU

Year: 749 Days

Day: 24.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.98 AU - 2.66 AU

Year: 1272 Days

Day: 36.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,795,316 km

• M1: 54,753 km (0.031 R)

Asteroid Belt

Center: 4.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.9

Radius: 12.1

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.62 AU - 6.8 AU

Year: 5569 Days

Day: 8.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,795,316 km

• M1: 150,495 km (0.117 R)
• M2: 582,983 km (0.112 R)
• M3: 1,386,922 km (0.113 R)
• M4: 1,945,520 km (0.115 R)
• M5: 2,473,002 km (0.12 R)
• M6: 3,177,160 km (0.116 R)
• M7: 3,818,934 km (0.111 R)
• M8: 4,572,309 km (0.103 R)
• M9: 5,185,960 km (0.093 R)
• M10: 5,604,535 km (0.112 R)
• M11: 7,930,782 km (0.031 R)
• M12: 9,243,054 km (0.091 R)
• M13: 10,695,350 km (0.092 R)
• M14: 13,096,845 km (0.1 R)
• M15: 15,837,777 km (0.109 R)
• M16: 17,977,027 km (0.104 R)
• M17: 20,597,532 km (0.072 R)
• M18: 21,120,527 km (0.071 R)
• M19: 22,192,994 km (0.105 R)
• M20: 22,822,053 km (0.105 R)
• M21: 27,743,673 km (0.09 R)
• M22: 35,954,352 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.9

Radius: 9.3

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.9 AU - 9.96 AU

Year: 11261 Days

Day: 7.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 105.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 102,795,316 km

• M1: 116,387 km (0.11 R)
• M2: 497,862 km (0.107 R)
• M3: 1,042,847 km (0.069 R)
• M4: 1,969,157 km (0.103 R)
• M5: 2,592,980 km (0.099 R)
• M6: 3,149,035 km (0.035 R)
• M7: 3,649,440 km (0.109 R)
• M8: 4,030,615 km (0.087 R)
• M9: 5,268,837 km (0.074 R)
• M10: 6,864,597 km (0.117 R)
• M11: 7,404,795 km (0.098 R)
• M12: 8,199,310 km (0.071 R)
• M13: 9,098,542 km (0.104 R)
• M14: 9,445,909 km (0.099 R)
• M15: 10,114,462 km (0.083 R)
• M16: 10,814,430 km (0.106 R)
• M17: 11,836,184 km (0.116 R)
• M18: 15,080,363 km (0.102 R)
• M19: 15,638,064 km (0.069 R)
• M20: 15,993,508 km (0.093 R)
• M21: 17,469,591 km (0.12 R)
• M22: 19,521,625 km (0.116 R)
• M23: 19,851,039 km (0.111 R)
• M24: 23,816,729 km (0.102 R)
• M25: 24,860,773 km (0.1 R)
• M26: 29,128,949 km (0.041 R)
• M27: 36,409,878 km (0.108 R)
• M28: 39,475,587 km (0.075 R)
• M29: 40,936,410 km (0.088 R)
• M30: 41,884,711 km (0.03 R)
• M31: 42,295,507 km (0.09 R)
• M32: 42,847,523 km (0.111 R)
• M33: 50,312,457 km (0.076 R)
• M34: 50,932,091 km (0.049 R)
• M35: 52,345,043 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.8

Radius: 3.8

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 14.8 AU - 15.72 AU

Year: 21454 Days

Day: 22.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,795,316 km

• M1: 49,666 km (0.101 R)
• M2: 361,728 km (0.114 R)
• M3: 1,137,393 km (0.101 R)
• M4: 1,760,019 km (0.091 R)
• M5: 2,199,089 km (0.097 R)
• M6: 2,624,395 km (0.05 R)
• M7: 3,079,472 km (0.07 R)
• M8: 4,698,271 km (0.057 R)
• M9: 7,329,996 km (0.07 R)
• M10: 8,584,524 km (0.09 R)
• M11: 13,812,072 km (0.114 R)
• M12: 16,333,096 km (0.052 R)
• M13: 30,746,102 km (0.118 R)
• M14: 34,297,705 km (0.045 R)
• M15: 35,226,559 km (0.097 R)
• M16: 39,740,974 km (0.05 R)
• M17: 43,134,003 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.4

Radius: 4.4

Gravity: 28.27 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 16.03 AU - 20.57 AU

Year: 28174 Days

Day: 17.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 102,795,316 km

• M1: 54,753 km (0.084 R)
• M2: 211,831 km (0.036 R)
• M3: 1,649,466 km (0.056 R)
• M4: 1,878,800 km (0.054 R)
• M5: 3,098,770 km (0.106 R)
• M6: 3,696,115 km (0.1 R)
• M7: 3,889,395 km (0.081 R)
• M8: 4,473,874 km (0.117 R)
• M9: 4,844,129 km (0.118 R)
• M10: 5,075,856 km (0.119 R)
• M11: 5,603,188 km (0.117 R)
• M12: 6,346,989 km (0.11 R)
• M13: 7,454,911 km (0.119 R)
• M14: 9,379,338 km (0.041 R)
• M15: 11,272,648 km (0.091 R)
• M16: 11,542,972 km (0.057 R)
• M17: 14,095,560 km (0.113 R)
• M18: 16,048,411 km (0.097 R)
• M19: 21,188,444 km (0.115 R)
• M20: 21,600,137 km (0.111 R)
• M21: 22,439,531 km (0.089 R)
• M22: 24,745,881 km (0.09 R)
• M23: 27,084,844 km (0.091 R)
• M24: 27,326,445 km (0.103 R)
• M25: 34,550,975 km (0.111 R)
• M26: 35,697,493 km (0.116 R)
• M27: 37,915,281 km (0.099 R)
• M28: 43,609,275 km (0.07 R)
• M29: 44,778,831 km (0.073 R)
• M30: 47,006,045 km (0.116 R)
• M31: 55,479,118 km (0.107 R)
• M32: 67,319,341 km (0.098 R)
• M33: 68,880,096 km (0.082 R)
• M34: 78,508,963 km (0.091 R)
• M35: 79,493,616 km (0.032 R)
• M36: 80,486,646 km (0.094 R)
• M37: 81,739,529 km (0.034 R)
• M38: 82,497,391 km (0.109 R)
• M39: 83,005,276 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 770.2

Radius: 4.5

Gravity: 38.03 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 14.53 AU - 23.31 AU

Year: 29618 Days

Day: 15 Hours

Environment

Temp: -191 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 102,795,316 km

• M1: 58,044 km (0.06 R)
• M2: 238,010 km (0.048 R)
• M3: 606,619 km (0.092 R)
• M4: 1,120,338 km (0.061 R)
• M5: 1,739,524 km (0.107 R)
• M6: 2,055,774 km (0.04 R)
• M7: 2,693,510 km (0.109 R)
• M8: 2,999,737 km (0.109 R)
• M9: 3,359,819 km (0.039 R)
• M10: 5,093,060 km (0.079 R)
• M11: 6,680,742 km (0.069 R)
• M12: 8,281,589 km (0.075 R)
• M13: 14,007,597 km (0.108 R)
• M14: 15,612,632 km (0.102 R)
• M15: 19,689,773 km (0.081 R)
• M16: 20,414,275 km (0.068 R)
• M17: 21,480,010 km (0.082 R)
• M18: 24,305,465 km (0.114 R)
• M19: 30,680,279 km (0.095 R)
• M20: 32,933,971 km (0.117 R)
• M21: 33,806,725 km (0.108 R)
• M22: 36,517,588 km (0.062 R)
• M23: 38,403,269 km (0.082 R)
• M24: 40,023,265 km (0.106 R)
• M25: 44,096,366 km (0.074 R)
• M26: 84,304,833 km (0.105 R)
• M27: 84,846,078 km (0.113 R)
• M28: 87,034,096 km (0.081 R)
• M29: 92,956,078 km (0.107 R)
• M30: 96,162,558 km (0.061 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 13,455 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit