🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.71 AU - 0.77 AU

Year: 233 Days

Day: 43.4 Hours

Environment

Temp: 164 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.96 AU - 1.1 AU

Year: 382 Days

Day: 34.2 Hours

Environment

Temp: 18 °C

Axial Tilt: 53.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,433,842 km

• M1: 40,840 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.14 AU - 4.5 AU

Year: 2727 Days

Day: 24.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,433,842 km

• M1: 43,982 km (0.098 R)
• M2: 120,576 km (0.06 R)

Asteroid Belt

Center: 4.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.7

Radius: 13.3

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.51 AU - 6.17 AU

Year: 4507 Days

Day: 14.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,433,842 km

• M1: 165,455 km (0.086 R)
• M2: 697,575 km (0.094 R)
• M3: 1,156,840 km (0.103 R)
• M4: 2,032,586 km (0.084 R)
• M5: 2,583,406 km (0.108 R)
• M6: 3,273,201 km (0.105 R)
• M7: 3,695,516 km (0.11 R)
• M8: 4,323,977 km (0.074 R)
• M9: 5,588,228 km (0.114 R)
• M10: 6,227,460 km (0.057 R)
• M11: 6,647,232 km (0.104 R)
• M12: 7,365,601 km (0.107 R)
• M13: 7,872,738 km (0.079 R)
• M14: 9,243,802 km (0.118 R)
• M15: 10,051,930 km (0.08 R)
• M16: 10,768,504 km (0.065 R)
• M17: 11,280,727 km (0.09 R)
• M18: 12,915,682 km (0.076 R)
• M19: 13,709,149 km (0.11 R)
• M20: 15,924,394 km (0.12 R)
• M21: 17,527,934 km (0.113 R)
• M22: 19,169,022 km (0.097 R)
• M23: 20,271,708 km (0.108 R)
• M24: 24,625,605 km (0.033 R)
• M25: 27,105,638 km (0.11 R)
• M26: 28,142,800 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895

Radius: 12.7

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.59 AU - 7.03 AU

Year: 6491 Days

Day: 13.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,433,842 km

• M1: 157,975 km (0.09 R)
• M2: 557,701 km (0.089 R)
• M3: 1,142,180 km (0.049 R)
• M4: 1,806,843 km (0.055 R)
• M5: 2,894,270 km (0.107 R)
• M6: 3,312,396 km (0.089 R)
• M7: 5,196,880 km (0.116 R)
• M8: 5,884,582 km (0.112 R)
• M9: 9,214,780 km (0.108 R)
• M10: 11,152,820 km (0.112 R)
• M11: 11,716,206 km (0.069 R)
• M12: 13,463,509 km (0.104 R)
• M13: 17,743,504 km (0.068 R)
• M14: 19,817,380 km (0.09 R)
• M15: 23,514,242 km (0.109 R)
• M16: 24,186,385 km (0.079 R)
• M17: 28,776,198 km (0.111 R)
• M18: 29,739,757 km (0.053 R)
• M19: 32,345,453 km (0.066 R)
• M20: 34,450,894 km (0.088 R)
• M21: 35,099,849 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450

Radius: 9.5

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.83 AU - 9.29 AU

Year: 9147 Days

Day: 6.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,433,842 km

• M1: 118,631 km (0.104 R)
• M2: 645,964 km (0.043 R)
• M3: 950,246 km (0.03 R)
• M4: 1,944,623 km (0.047 R)
• M5: 2,387,133 km (0.049 R)
• M6: 3,102,061 km (0.054 R)
• M7: 3,661,707 km (0.101 R)
• M8: 4,234,667 km (0.102 R)
• M9: 5,496,525 km (0.106 R)
• M10: 6,490,154 km (0.092 R)
• M11: 6,846,795 km (0.079 R)
• M12: 8,199,010 km (0.114 R)
• M13: 9,538,510 km (0.085 R)
• M14: 10,819,367 km (0.116 R)
• M15: 11,118,862 km (0.057 R)
• M16: 11,944,941 km (0.094 R)
• M17: 12,318,936 km (0.058 R)
• M18: 15,409,628 km (0.117 R)
• M19: 18,838,710 km (0.044 R)
• M20: 19,862,259 km (0.102 R)
• M21: 20,236,702 km (0.108 R)
• M22: 23,237,935 km (0.082 R)
• M23: 25,191,982 km (0.078 R)
• M24: 25,719,165 km (0.085 R)
• M25: 27,530,047 km (0.087 R)
• M26: 34,000,903 km (0.052 R)
• M27: 36,737,946 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69

Radius: 5.1

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 14.9 AU - 20 AU

Year: 26625 Days

Day: 17.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,433,842 km

• M1: 68,516 km (0.108 R)
• M2: 982,559 km (0.105 R)
• M3: 1,643,033 km (0.036 R)
• M4: 2,581,610 km (0.075 R)
• M5: 2,780,875 km (0.047 R)
• M6: 3,347,402 km (0.085 R)
• M7: 5,065,533 km (0.069 R)
• M8: 5,838,805 km (0.05 R)
• M9: 6,324,699 km (0.075 R)
• M10: 8,804,732 km (0.064 R)
• M11: 11,277,735 km (0.103 R)
• M12: 13,103,427 km (0.098 R)
• M13: 17,539,453 km (0.087 R)
• M14: 26,335,209 km (0.052 R)
• M15: 35,256,029 km (0.059 R)
• M16: 40,450,217 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139

Radius: 3.2

Gravity: 13.57 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 16.88 AU - 22.1 AU

Year: 31427 Days

Day: 22.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,433,842 km

• M1: 41,738 km (0.101 R)
• M2: 480,808 km (0.101 R)
• M3: 1,006,345 km (0.043 R)
• M4: 2,037,373 km (0.092 R)
• M5: 2,151,517 km (0.071 R)
• M6: 2,673,763 km (0.11 R)
• M7: 3,649,889 km (0.072 R)
• M8: 4,356,290 km (0.064 R)
• M9: 4,610,906 km (0.106 R)
• M10: 5,995,284 km (0.08 R)
• M11: 6,190,809 km (0.12 R)
• M12: 10,932,612 km (0.073 R)
• M13: 11,641,557 km (0.06 R)
• M14: 12,068,808 km (0.11 R)
• M15: 13,347,571 km (0.114 R)
• M16: 15,357,867 km (0.037 R)
• M17: 16,245,730 km (0.094 R)
• M18: 16,933,581 km (0.104 R)
• M19: 26,342,539 km (0.085 R)
• M20: 29,031,860 km (0.094 R)
• M21: 29,478,410 km (0.066 R)
• M22: 30,043,142 km (0.111 R)
• M23: 32,854,236 km (0.109 R)
• M24: 49,089,793 km (0.094 R)
• M25: 49,723,340 km (0.115 R)
• M26: 53,807,213 km (0.108 R)
• M27: 53,975,061 km (0.101 R)
• M28: 60,072,222 km (0.076 R)
• M29: 60,433,800 km (0.052 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: 405 - 13,359 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit