🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.43 AU - 0.71 AU

Year: 156 Days

Day: 39.3 Hours

Environment

Temp: 186 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.55 AU - 0.73 AU

Year: 186 Days

Day: 39.2 Hours

Environment

Temp: 193 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.09 AU - 1.49 AU

Year: 532 Days

Day: 27.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.8

Radius: 11.5

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.35 AU - 5.71 AU

Year: 4100 Days

Day: 12.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,402,501 km

• M1: 143,315 km (0.039 R)
• M2: 815,608 km (0.078 R)
• M3: 1,421,778 km (0.104 R)
• M4: 2,020,469 km (0.109 R)
• M5: 2,960,392 km (0.029 R)
• M6: 3,355,779 km (0.097 R)
• M7: 5,444,315 km (0.086 R)
• M8: 6,637,358 km (0.039 R)
• M9: 7,665,993 km (0.078 R)
• M10: 8,101,024 km (0.067 R)
• M11: 10,098,604 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.3

Radius: 10.7

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.35 AU - 5.97 AU

Year: 4894 Days

Day: 10.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,402,501 km

• M1: 133,142 km (0.045 R)
• M2: 480,060 km (0.094 R)
• M3: 1,419,833 km (0.027 R)
• M4: 1,819,858 km (0.078 R)
• M5: 2,153,312 km (0.117 R)
• M6: 2,851,934 km (0.037 R)
• M7: 3,786,023 km (0.091 R)
• M8: 4,967,547 km (0.113 R)
• M9: 5,421,427 km (0.088 R)
• M10: 6,544,608 km (0.09 R)
• M11: 7,556,936 km (0.076 R)
• M12: 9,586,232 km (0.112 R)
• M13: 10,936,951 km (0.107 R)
• M14: 12,824,876 km (0.076 R)
• M15: 14,632,916 km (0.094 R)
• M16: 15,389,731 km (0.087 R)
• M17: 16,111,391 km (0.105 R)
• M18: 18,412,057 km (0.088 R)
• M19: 19,640,854 km (0.119 R)
• M20: 20,923,506 km (0.077 R)
• M21: 21,659,827 km (0.075 R)
• M22: 23,576,325 km (0.099 R)
• M23: 26,022,101 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.5

Radius: 8.1

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.76 AU - 8.06 AU

Year: 6602 Days

Day: 14.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,402,501 km

• M1: 100,679 km (0.105 R)
• M2: 405,261 km (0.089 R)
• M3: 671,096 km (0.098 R)
• M4: 929,152 km (0.086 R)
• M5: 1,897,200 km (0.092 R)
• M6: 3,534,998 km (0.036 R)
• M7: 3,815,194 km (0.08 R)
• M8: 5,265,247 km (0.082 R)
• M9: 6,280,717 km (0.1 R)
• M10: 7,087,349 km (0.089 R)
• M11: 7,611,091 km (0.111 R)
• M12: 8,040,586 km (0.118 R)
• M13: 8,862,776 km (0.091 R)
• M14: 11,563,766 km (0.103 R)
• M15: 13,100,734 km (0.112 R)
• M16: 14,120,693 km (0.064 R)
• M17: 16,446,192 km (0.112 R)
• M18: 17,767,290 km (0.044 R)
• M19: 19,086,444 km (0.081 R)
• M20: 19,588,644 km (0.102 R)
• M21: 22,548,887 km (0.066 R)
• M22: 24,427,687 km (0.049 R)
• M23: 25,019,645 km (0.069 R)
• M24: 25,881,778 km (0.084 R)
• M25: 26,942,427 km (0.096 R)
• M26: 28,031,649 km (0.071 R)
• M27: 29,434,279 km (0.117 R)
• M28: 30,492,085 km (0.076 R)
• M29: 31,774,588 km (0.111 R)
• M30: 32,990,220 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.8

Radius: 12.4

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.36 AU - 10.52 AU

Year: 8911 Days

Day: 10.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,402,501 km

• M1: 154,235 km (0.088 R)
• M2: 546,631 km (0.087 R)
• M3: 1,147,565 km (0.097 R)
• M4: 1,889,421 km (0.101 R)
• M5: 2,967,723 km (0.087 R)
• M6: 3,729,475 km (0.097 R)
• M7: 5,556,065 km (0.09 R)
• M8: 8,941,016 km (0.093 R)
• M9: 10,222,023 km (0.09 R)
• M10: 11,294,938 km (0.082 R)
• M11: 14,468,508 km (0.086 R)
• M12: 17,009,427 km (0.088 R)
• M13: 18,257,523 km (0.055 R)
• M14: 19,035,132 km (0.099 R)
• M15: 20,726,037 km (0.065 R)
• M16: 24,018,537 km (0.053 R)
• M17: 25,110,152 km (0.106 R)
• M18: 27,813,984 km (0.11 R)
• M19: 28,411,628 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.5

Radius: 7.7

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 11.64 AU - 13.98 AU

Year: 16663 Days

Day: 17 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,402,501 km

• M1: 105,766 km (0.078 R)
• M2: 421,866 km (0.104 R)
• M3: 1,093,860 km (0.089 R)
• M4: 2,800,622 km (0.046 R)
• M5: 3,340,221 km (0.116 R)
• M6: 3,977,658 km (0.119 R)
• M7: 5,229,194 km (0.106 R)
• M8: 8,692,085 km (0.104 R)
• M9: 16,520,990 km (0.104 R)
• M10: 16,844,720 km (0.041 R)
• M11: 18,353,714 km (0.12 R)
• M12: 23,930,423 km (0.079 R)
• M13: 25,295,055 km (0.12 R)
• M14: 26,489,744 km (0.092 R)
• M15: 28,524,873 km (0.111 R)
• M16: 39,700,433 km (0.087 R)
• M17: 42,966,154 km (0.1 R)
• M18: 57,266,962 km (0.115 R)
• M19: 68,657,494 km (0.043 R)
• M20: 70,550,206 km (0.108 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 19,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit