🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.81 AU - 1.35 AU

Year: 425 Days

Day: 27.4 Hours

Environment

Temp: 1 °C

Axial Tilt: 135 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,124,269 km

• M1: 531,820 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.02 AU - 2.46 AU

Year: 1270 Days

Day: 16.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.99 AU - 2.59 AU

Year: 1313 Days

Day: 23.3 Hours

Environment

Temp: -96 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,124,269 km

• M1: 327,619 km (0.056 R)

Asteroid Belt

Center: 4.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.4

Radius: 12.1

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.39 AU - 7.05 AU

Year: 5181 Days

Day: 11.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,124,269 km

• M1: 150,645 km (0.043 R)
• M2: 593,754 km (0.089 R)
• M3: 1,129,314 km (0.086 R)
• M4: 2,125,187 km (0.067 R)
• M5: 2,571,587 km (0.107 R)
• M6: 3,898,371 km (0.095 R)
• M7: 4,666,257 km (0.117 R)
• M8: 7,231,711 km (0.119 R)
• M9: 8,082,025 km (0.051 R)
• M10: 8,602,177 km (0.076 R)
• M11: 9,181,420 km (0.081 R)
• M12: 10,499,227 km (0.059 R)
• M13: 12,072,399 km (0.074 R)
• M14: 13,079,491 km (0.072 R)
• M15: 14,491,396 km (0.091 R)
• M16: 14,949,465 km (0.08 R)
• M17: 17,387,312 km (0.083 R)
• M18: 18,197,085 km (0.089 R)
• M19: 18,790,540 km (0.116 R)
• M20: 20,204,988 km (0.106 R)
• M21: 20,777,349 km (0.083 R)
• M22: 22,222,016 km (0.118 R)
• M23: 22,695,343 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.8

Radius: 12.5

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.7 AU - 7.56 AU

Year: 5748 Days

Day: 5.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 31,124,269 km

• M1: 155,731 km (0.089 R)
• M2: 627,713 km (0.115 R)
• M3: 1,037,910 km (0.118 R)
• M4: 1,698,085 km (0.114 R)
• M5: 2,155,406 km (0.117 R)
• M6: 2,590,586 km (0.066 R)
• M7: 3,223,086 km (0.112 R)
• M8: 5,726,457 km (0.108 R)
• M9: 6,313,030 km (0.069 R)
• M10: 8,588,863 km (0.096 R)
• M11: 9,358,693 km (0.099 R)
• M12: 10,396,454 km (0.079 R)
• M13: 11,653,824 km (0.068 R)
• M14: 12,597,786 km (0.096 R)
• M15: 13,592,014 km (0.036 R)
• M16: 15,974,809 km (0.053 R)
• M17: 16,951,832 km (0.103 R)
• M18: 17,903,574 km (0.089 R)
• M19: 18,359,698 km (0.036 R)
• M20: 19,159,747 km (0.093 R)
• M21: 19,637,114 km (0.107 R)
• M22: 21,995,375 km (0.071 R)
• M23: 23,050,788 km (0.056 R)
• M24: 24,139,561 km (0.117 R)
• M25: 25,018,897 km (0.069 R)
• M26: 25,507,484 km (0.086 R)
• M27: 28,840,076 km (0.108 R)
• M28: 31,688,120 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.7

Radius: 12.5

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.6 AU - 7.2 AU

Year: 6132 Days

Day: 14.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,124,269 km

• M1: 155,432 km (0.071 R)
• M2: 575,054 km (0.114 R)
• M3: 1,774,081 km (0.047 R)
• M4: 2,170,964 km (0.032 R)
• M5: 3,809,211 km (0.093 R)
• M6: 4,533,115 km (0.096 R)
• M7: 5,199,872 km (0.114 R)
• M8: 6,422,087 km (0.107 R)
• M9: 8,099,827 km (0.099 R)
• M10: 13,940,128 km (0.111 R)
• M11: 17,049,520 km (0.088 R)
• M12: 19,433,661 km (0.105 R)
• M13: 21,342,979 km (0.109 R)
• M14: 25,789,027 km (0.09 R)
• M15: 26,221,515 km (0.111 R)
• M16: 27,458,240 km (0.066 R)
• M17: 28,457,105 km (0.059 R)
• M18: 29,857,940 km (0.069 R)
• M19: 32,494,453 km (0.038 R)
• M20: 35,601,900 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.7

Radius: 10.6

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.81 AU - 7.13 AU

Year: 6233 Days

Day: 12.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 164.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,124,269 km

• M1: 131,796 km (0.113 R)
• M2: 627,862 km (0.101 R)
• M3: 1,205,609 km (0.084 R)
• M4: 2,190,711 km (0.072 R)
• M5: 2,561,714 km (0.079 R)
• M6: 3,474,411 km (0.112 R)
• M7: 4,414,633 km (0.097 R)
• M8: 5,039,204 km (0.086 R)
• M9: 5,993,040 km (0.071 R)
• M10: 6,336,517 km (0.088 R)
• M11: 7,807,812 km (0.069 R)
• M12: 8,525,882 km (0.112 R)
• M13: 9,494,977 km (0.106 R)
• M14: 10,626,086 km (0.052 R)
• M15: 13,683,119 km (0.039 R)
• M16: 15,354,426 km (0.111 R)
• M17: 15,881,310 km (0.091 R)
• M18: 16,602,521 km (0.112 R)
• M19: 19,031,093 km (0.077 R)
• M20: 21,760,357 km (0.12 R)
• M21: 23,796,234 km (0.088 R)
• M22: 25,955,829 km (0.086 R)
• M23: 28,681,053 km (0.108 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 19,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit