🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.75 AU - 0.79 AU

Year: 257 Days

Day: 33 Hours

Environment

Temp: 72 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.12 AU - 1.38 AU

Year: 532 Days

Day: 46.3 Hours

Environment

Temp: -26 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,117,668 km

• M1: 126,111 km (0.106 R)
• M2: 676,332 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.19 AU - 3.57 AU

Year: 1861 Days

Day: 40.9 Hours

Environment

Temp: -107 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282

Radius: 11.2

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.86 AU - 5.2 AU

Year: 3672 Days

Day: 11.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,117,668 km

• M1: 139,425 km (0.101 R)
• M2: 695,630 km (0.081 R)
• M3: 1,119,291 km (0.115 R)
• M4: 1,622,539 km (0.115 R)
• M5: 2,313,381 km (0.076 R)
• M6: 3,012,153 km (0.118 R)
• M7: 3,570,602 km (0.105 R)
• M8: 4,463,402 km (0.106 R)
• M9: 5,122,081 km (0.052 R)
• M10: 5,547,538 km (0.053 R)
• M11: 5,920,037 km (0.099 R)
• M12: 7,702,196 km (0.032 R)
• M13: 8,949,693 km (0.099 R)
• M14: 11,008,758 km (0.053 R)
• M15: 12,004,780 km (0.112 R)
• M16: 13,190,493 km (0.109 R)
• M17: 14,175,745 km (0.074 R)
• M18: 14,922,537 km (0.065 R)
• M19: 15,353,977 km (0.084 R)
• M20: 17,163,812 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.4

Radius: 8.8

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.6 AU - 4.9 AU

Year: 3942 Days

Day: 6.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,117,668 km

• M1: 109,506 km (0.035 R)
• M2: 386,561 km (0.074 R)
• M3: 835,055 km (0.093 R)
• M4: 1,204,562 km (0.107 R)
• M5: 1,754,484 km (0.115 R)
• M6: 2,179,491 km (0.071 R)
• M7: 2,479,136 km (0.074 R)
• M8: 3,508,220 km (0.114 R)
• M9: 4,898,582 km (0.114 R)
• M10: 5,470,645 km (0.086 R)
• M11: 6,501,972 km (0.101 R)
• M12: 7,725,683 km (0.114 R)
• M13: 8,320,334 km (0.039 R)
• M14: 8,982,754 km (0.099 R)
• M15: 10,164,427 km (0.056 R)
• M16: 12,219,304 km (0.066 R)
• M17: 14,958,291 km (0.099 R)
• M18: 15,442,539 km (0.091 R)
• M19: 17,781,502 km (0.099 R)
• M20: 20,216,656 km (0.091 R)
• M21: 22,096,353 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.9

Radius: 9.6

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 7.06 AU - 9.78 AU

Year: 9304 Days

Day: 10.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,117,668 km

• M1: 120,426 km (0.096 R)
• M2: 420,520 km (0.045 R)
• M3: 981,212 km (0.109 R)
• M4: 1,308,084 km (0.118 R)
• M5: 1,993,691 km (0.114 R)
• M6: 2,491,553 km (0.079 R)
• M7: 4,223,896 km (0.077 R)
• M8: 8,083,970 km (0.084 R)
• M9: 9,214,032 km (0.11 R)
• M10: 9,722,515 km (0.093 R)
• M11: 10,495,637 km (0.101 R)
• M12: 12,551,261 km (0.055 R)
• M13: 14,122,937 km (0.09 R)
• M14: 14,550,936 km (0.045 R)
• M15: 23,218,786 km (0.057 R)
• M16: 24,861,969 km (0.054 R)
• M17: 33,600,729 km (0.111 R)
• M18: 36,494,550 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.9

Radius: 12.3

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.89 AU - 12.39 AU

Year: 12296 Days

Day: 7.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,117,668 km

• M1: 153,039 km (0.039 R)
• M2: 830,418 km (0.119 R)
• M3: 1,592,918 km (0.079 R)
• M4: 2,074,922 km (0.076 R)
• M5: 2,847,745 km (0.107 R)
• M6: 5,330,471 km (0.12 R)
• M7: 5,969,553 km (0.108 R)
• M8: 7,189,823 km (0.11 R)
• M9: 8,152,037 km (0.051 R)
• M10: 9,805,692 km (0.101 R)
• M11: 11,157,009 km (0.082 R)
• M12: 14,160,186 km (0.062 R)
• M13: 14,561,558 km (0.069 R)
• M14: 15,883,404 km (0.102 R)
• M15: 17,207,944 km (0.114 R)
• M16: 17,974,932 km (0.076 R)
• M17: 18,844,694 km (0.034 R)
• M18: 19,742,431 km (0.038 R)
• M19: 20,583,021 km (0.119 R)
• M20: 28,084,307 km (0.073 R)
• M21: 28,932,827 km (0.118 R)
• M22: 32,267,513 km (0.106 R)
• M23: 33,789,222 km (0.098 R)
• M24: 34,628,018 km (0.072 R)
• M25: 37,482,345 km (0.119 R)
• M26: 37,994,269 km (0.084 R)
• M27: 41,709,532 km (0.092 R)
• M28: 46,685,606 km (0.094 R)
• M29: 50,784,588 km (0.118 R)
• M30: 53,162,595 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 15,554 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit