🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.65 AU - 0.67 AU

Year: 346 Days

Day: 45 Hours

Environment

Temp: -144 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.4

Radius: 11

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.7 AU - 1.08 AU

Year: 542 Days

Day: 13.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 87,644,267 km

• M1: 137,630 km (0.118 R)
• M2: 856,897 km (0.086 R)
• M3: 1,256,473 km (0.099 R)
• M4: 2,088,985 km (0.111 R)
• M5: 2,613,325 km (0.069 R)
• M6: 3,003,626 km (0.112 R)
• M7: 3,444,341 km (0.099 R)
• M8: 4,257,705 km (0.117 R)

Asteroid Belt

Center: 1.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.5

Radius: 13

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.19 AU - 1.91 AU

Year: 1246 Days

Day: 14.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,644,267 km

• M1: 161,715 km (0.103 R)
• M2: 599,738 km (0.043 R)
• M3: 1,282,503 km (0.076 R)
• M4: 1,747,303 km (0.087 R)
• M5: 2,215,245 km (0.105 R)
• M6: 2,883,200 km (0.057 R)
• M7: 3,308,656 km (0.103 R)
• M8: 3,903,906 km (0.037 R)
• M9: 4,480,456 km (0.101 R)
• M10: 5,976,884 km (0.072 R)
• M11: 7,153,621 km (0.047 R)
• M12: 9,629,017 km (0.113 R)
• M13: 11,175,859 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.7

Radius: 11.7

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.71 AU - 1.89 AU

Year: 1559 Days

Day: 14.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,644,267 km

• M1: 145,708 km (0.083 R)
• M2: 530,025 km (0.065 R)
• M3: 1,073,814 km (0.044 R)
• M4: 1,587,981 km (0.108 R)
• M5: 2,457,594 km (0.114 R)
• M6: 2,867,043 km (0.102 R)
• M7: 3,278,737 km (0.103 R)
• M8: 3,905,701 km (0.107 R)
• M9: 4,927,903 km (0.065 R)
• M10: 5,339,148 km (0.117 R)
• M11: 7,024,218 km (0.077 R)
• M12: 7,700,850 km (0.103 R)
• M13: 9,242,605 km (0.099 R)
• M14: 9,962,769 km (0.119 R)
• M15: 11,279,380 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.8

Radius: 9.4

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.75 AU - 2.05 AU

Year: 1691 Days

Day: 9.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 136.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,644,267 km

• M1: 116,836 km (0.075 R)
• M2: 442,959 km (0.12 R)
• M3: 859,440 km (0.103 R)
• M4: 1,342,491 km (0.095 R)
• M5: 1,999,525 km (0.096 R)
• M6: 3,400,360 km (0.06 R)
• M7: 4,270,870 km (0.088 R)
• M8: 5,021,103 km (0.094 R)
• M9: 6,330,832 km (0.085 R)
• M10: 6,855,023 km (0.064 R)
• M11: 7,254,150 km (0.1 R)
• M12: 7,936,017 km (0.094 R)
• M13: 10,016,026 km (0.095 R)
• M14: 10,794,534 km (0.114 R)
• M15: 11,543,271 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.7

Radius: 8.5

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.67 AU - 2.73 AU

Year: 2865 Days

Day: 5.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,644,267 km

• M1: 105,766 km (0.077 R)
• M2: 520,451 km (0.097 R)
• M3: 1,736,981 km (0.114 R)
• M4: 2,067,143 km (0.09 R)
• M5: 2,341,955 km (0.093 R)
• M6: 2,762,025 km (0.105 R)
• M7: 3,231,763 km (0.086 R)
• M8: 4,393,839 km (0.073 R)
• M9: 5,711,647 km (0.079 R)
• M10: 6,019,669 km (0.116 R)
• M11: 8,236,111 km (0.072 R)
• M12: 9,705,910 km (0.073 R)
• M13: 11,872,087 km (0.12 R)
• M14: 14,155,100 km (0.115 R)
• M15: 15,746,821 km (0.105 R)
• M16: 18,997,434 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.2

Radius: 7.8

Gravity: 14.47 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.05 AU - 10.85 AU

Year: 21812 Days

Day: 20.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 87,644,267 km

• M1: 96,939 km (0.11 R)
• M2: 558,150 km (0.108 R)
• M3: 2,705,178 km (0.064 R)
• M4: 3,507,621 km (0.047 R)
• M5: 8,235,363 km (0.083 R)
• M6: 10,651,219 km (0.098 R)
• M7: 13,278,905 km (0.118 R)
• M8: 15,063,608 km (0.089 R)
• M9: 16,395,627 km (0.085 R)
• M10: 17,178,473 km (0.034 R)
• M11: 18,631,517 km (0.072 R)
• M12: 24,811,704 km (0.099 R)
• M13: 25,726,944 km (0.089 R)
• M14: 28,607,750 km (0.072 R)
• M15: 33,459,359 km (0.081 R)
• M16: 34,575,957 km (0.061 R)
• M17: 44,252,247 km (0.113 R)
• M18: 50,882,574 km (0.078 R)
• M19: 54,051,955 km (0.116 R)
• M20: 56,562,656 km (0.103 R)
• M21: 57,747,172 km (0.092 R)
• M22: 63,494,423 km (0.068 R)
• M23: 75,871,253 km (0.06 R)
• M24: 84,018,503 km (0.109 R)
• M25: 84,274,165 km (0.064 R)
• M26: 84,530,277 km (0.109 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 12,127 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit