🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.43 AU - 0.69 AU

Year: 275 Days

Day: 43.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.7

Radius: 9.5

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.61 AU - 0.99 AU

Year: 469 Days

Day: 10.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,416,775 km

• M1: 118,182 km (0.101 R)
• M2: 491,579 km (0.092 R)
• M3: 819,946 km (0.088 R)
• M4: 1,284,298 km (0.115 R)
• M5: 1,605,335 km (0.089 R)
• M6: 2,219,584 km (0.065 R)
• M7: 2,602,704 km (0.074 R)
• M8: 3,162,948 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.4

Radius: 11

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.76 AU - 1.25 AU

Year: 656 Days

Day: 8.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,416,775 km

• M1: 137,331 km (0.027 R)
• M2: 577,298 km (0.04 R)
• M3: 1,099,245 km (0.04 R)
• M4: 1,722,320 km (0.066 R)
• M5: 2,144,785 km (0.094 R)
• M6: 2,685,731 km (0.11 R)
• M7: 3,048,356 km (0.118 R)
• M8: 3,611,592 km (0.111 R)
• M9: 4,297,797 km (0.111 R)
• M10: 5,068,825 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.2

Radius: 13.8

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.86 AU - 1.34 AU

Year: 757 Days

Day: 12.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,416,775 km

• M1: 171,589 km (0.074 R)
• M2: 695,929 km (0.039 R)
• M3: 1,173,446 km (0.046 R)
• M4: 1,877,154 km (0.058 R)
• M5: 2,743,027 km (0.111 R)
• M6: 3,329,450 km (0.086 R)
• M7: 3,967,934 km (0.065 R)
• M8: 4,652,643 km (0.08 R)
• M9: 5,245,051 km (0.082 R)
• M10: 5,766,848 km (0.058 R)
• M11: 6,280,867 km (0.103 R)
• M12: 7,097,821 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.9

Radius: 13.6

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.05 AU - 1.21 AU

Year: 788 Days

Day: 14.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,416,775 km

• M1: 169,494 km (0.094 R)
• M2: 609,013 km (0.109 R)
• M3: 1,143,377 km (0.111 R)
• M4: 2,142,541 km (0.1 R)
• M5: 2,760,230 km (0.111 R)
• M6: 3,457,207 km (0.103 R)
• M7: 4,767,983 km (0.073 R)
• M8: 5,919,887 km (0.077 R)
• M9: 6,581,409 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.4

Radius: 12.9

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.04 AU - 1.66 AU

Year: 1029 Days

Day: 13 Hours

Environment

Temp: -167 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,416,775 km

• M1: 161,416 km (0.105 R)
• M2: 572,960 km (0.074 R)
• M3: 1,082,640 km (0.072 R)
• M4: 1,526,048 km (0.099 R)
• M5: 1,952,402 km (0.085 R)
• M6: 2,481,081 km (0.067 R)
• M7: 3,054,041 km (0.08 R)
• M8: 4,258,603 km (0.092 R)
• M9: 5,321,346 km (0.09 R)
• M10: 5,895,802 km (0.101 R)
• M11: 6,405,781 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.7

Radius: 11.1

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.48 AU - 1.98 AU

Year: 1493 Days

Day: 13.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 80,416,775 km

• M1: 138,079 km (0.082 R)
• M2: 559,795 km (0.094 R)
• M3: 1,110,914 km (0.075 R)
• M4: 1,587,084 km (0.083 R)
• M5: 2,430,666 km (0.117 R)
• M6: 3,295,491 km (0.115 R)
• M7: 4,354,196 km (0.115 R)

Asteroid Belt

Center: 2.28 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.8

Radius: 10.8

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.59 AU - 3.07 AU

Year: 3123 Days

Day: 11 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,416,775 km

• M1: 134,339 km (0.059 R)
• M2: 507,586 km (0.106 R)
• M3: 870,211 km (0.11 R)
• M4: 1,608,925 km (0.041 R)
• M5: 2,056,971 km (0.044 R)
• M6: 2,741,979 km (0.045 R)
• M7: 3,553,847 km (0.061 R)
• M8: 3,924,850 km (0.068 R)
• M9: 4,676,579 km (0.111 R)
• M10: 6,021,613 km (0.105 R)
• M11: 6,783,665 km (0.076 R)
• M12: 7,451,171 km (0.108 R)
• M13: 8,161,910 km (0.101 R)
• M14: 8,706,895 km (0.032 R)
• M15: 9,059,497 km (0.08 R)
• M16: 10,136,901 km (0.113 R)
• M17: 10,527,651 km (0.061 R)
• M18: 11,297,631 km (0.067 R)
• M19: 12,235,759 km (0.095 R)
• M20: 13,691,945 km (0.105 R)
• M21: 15,930,827 km (0.059 R)
• M22: 16,513,062 km (0.047 R)
• M23: 17,496,668 km (0.111 R)
• M24: 18,751,345 km (0.031 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 383.8

Radius: 7.6

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.58 AU - 8.3 AU

Year: 14677 Days

Day: 17.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,416,775 km

• M1: 94,546 km (0.095 R)
• M2: 871,557 km (0.037 R)
• M3: 2,044,105 km (0.08 R)
• M4: 4,287,475 km (0.09 R)
• M5: 4,988,491 km (0.099 R)
• M6: 5,763,408 km (0.098 R)
• M7: 7,807,812 km (0.091 R)
• M8: 8,944,905 km (0.099 R)
• M9: 12,892,644 km (0.104 R)
• M10: 13,323,336 km (0.029 R)
• M11: 22,017,515 km (0.12 R)
• M12: 23,714,703 km (0.105 R)
• M13: 25,883,573 km (0.057 R)
• M14: 36,248,312 km (0.075 R)
• M15: 37,727,237 km (0.072 R)
• M16: 38,862,385 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959

Radius: 6.3

Gravity: 24.16 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.59 AU - 9.85 AU

Year: 18366 Days

Day: 17.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,416,775 km

• M1: 78,389 km (0.085 R)
• M2: 323,281 km (0.114 R)
• M3: 629,358 km (0.088 R)
• M4: 910,602 km (0.096 R)
• M5: 1,677,291 km (0.104 R)
• M6: 2,183,082 km (0.104 R)
• M7: 2,425,729 km (0.111 R)
• M8: 3,733,664 km (0.085 R)
• M9: 4,049,614 km (0.097 R)
• M10: 6,202,178 km (0.11 R)
• M11: 10,672,761 km (0.114 R)
• M12: 11,244,674 km (0.105 R)
• M13: 18,493,588 km (0.079 R)
• M14: 27,752,649 km (0.093 R)
• M15: 29,444,152 km (0.044 R)
• M16: 31,588,937 km (0.102 R)
• M17: 33,835,747 km (0.068 R)
• M18: 37,185,842 km (0.12 R)
• M19: 46,347,664 km (0.081 R)
• M20: 54,454,373 km (0.05 R)
• M21: 55,013,570 km (0.039 R)
• M22: 63,250,877 km (0.082 R)
• M23: 70,934,822 km (0.105 R)
• M24: 71,601,879 km (0.066 R)
• M25: 72,048,878 km (0.092 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 15,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit