🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.28 AU - 1.94 AU

Year: 758 Days

Day: 29.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.15 AU - 2.85 AU

Year: 1466 Days

Day: 13.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,408,858 km

• M1: 407,205 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.08 AU - 3.82 AU

Year: 2376 Days

Day: 30.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.7

Radius: 14.1

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.4 AU - 5.61 AU

Year: 4146 Days

Day: 12.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,408,858 km

• M1: 243,545 km (0.094 R)
• M2: 813,214 km (0.066 R)
• M3: 1,520,064 km (0.071 R)
• M4: 2,865,098 km (0.108 R)
• M5: 4,671,044 km (0.112 R)
• M6: 6,522,467 km (0.102 R)
• M7: 8,982,754 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.9

Radius: 14.9

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 7.05 AU - 9.57 AU

Year: 8884 Days

Day: 12.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,408,858 km

• M1: 185,352 km (0.063 R)
• M2: 801,845 km (0.039 R)
• M3: 1,291,628 km (0.035 R)
• M4: 1,871,469 km (0.096 R)
• M5: 2,462,830 km (0.053 R)
• M6: 3,484,284 km (0.075 R)
• M7: 4,829,019 km (0.083 R)
• M8: 6,122,742 km (0.101 R)
• M9: 7,143,598 km (0.068 R)
• M10: 8,692,085 km (0.059 R)
• M11: 9,523,251 km (0.114 R)
• M12: 11,395,319 km (0.09 R)
• M13: 14,982,975 km (0.091 R)
• M14: 18,056,014 km (0.102 R)
• M15: 20,149,337 km (0.094 R)
• M16: 22,000,461 km (0.098 R)
• M17: 26,039,305 km (0.116 R)
• M18: 28,705,438 km (0.086 R)
• M19: 29,471,828 km (0.081 R)
• M20: 30,647,069 km (0.038 R)
• M21: 33,933,883 km (0.064 R)
• M22: 35,333,970 km (0.119 R)
• M23: 36,660,155 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758

Radius: 8.9

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.87 AU - 9.11 AU

Year: 9174 Days

Day: 9.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,408,858 km

• M1: 110,702 km (0.099 R)
• M2: 392,246 km (0.119 R)
• M3: 1,488,499 km (0.11 R)
• M4: 1,835,117 km (0.088 R)
• M5: 2,112,920 km (0.098 R)
• M6: 2,573,383 km (0.056 R)
• M7: 3,010,657 km (0.041 R)
• M8: 3,746,379 km (0.068 R)
• M9: 4,170,639 km (0.11 R)
• M10: 4,451,883 km (0.103 R)
• M11: 5,913,155 km (0.044 R)
• M12: 6,305,401 km (0.073 R)
• M13: 7,837,881 km (0.069 R)
• M14: 10,349,779 km (0.114 R)
• M15: 12,352,595 km (0.116 R)
• M16: 14,665,229 km (0.118 R)
• M17: 15,055,081 km (0.077 R)
• M18: 16,266,225 km (0.09 R)
• M19: 16,895,584 km (0.059 R)
• M20: 19,342,855 km (0.083 R)
• M21: 19,811,844 km (0.05 R)
• M22: 20,772,712 km (0.113 R)
• M23: 21,680,471 km (0.074 R)
• M24: 27,006,156 km (0.12 R)
• M25: 30,650,659 km (0.077 R)
• M26: 32,810,703 km (0.117 R)
• M27: 35,070,229 km (0.049 R)
• M28: 35,417,894 km (0.093 R)
• M29: 37,673,531 km (0.117 R)
• M30: 42,600,088 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.8

Radius: 14.2

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 8.65 AU - 13.31 AU

Year: 13493 Days

Day: 9.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,408,858 km

• M1: 176,675 km (0.113 R)
• M2: 702,960 km (0.093 R)
• M3: 1,216,081 km (0.067 R)
• M4: 1,763,011 km (0.1 R)
• M5: 2,396,857 km (0.111 R)
• M6: 3,882,962 km (0.084 R)
• M7: 4,748,386 km (0.066 R)
• M8: 5,917,045 km (0.035 R)
• M9: 7,310,998 km (0.074 R)
• M10: 8,866,666 km (0.079 R)
• M11: 9,448,003 km (0.097 R)
• M12: 11,800,579 km (0.085 R)
• M13: 12,745,888 km (0.081 R)
• M14: 14,587,139 km (0.041 R)
• M15: 17,635,495 km (0.052 R)
• M16: 18,713,497 km (0.077 R)
• M17: 22,036,215 km (0.101 R)
• M18: 23,014,884 km (0.093 R)
• M19: 24,963,546 km (0.038 R)
• M20: 28,348,198 km (0.063 R)
• M21: 30,476,228 km (0.097 R)
• M22: 34,571,769 km (0.066 R)
• M23: 45,242,734 km (0.095 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 12,298 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit