🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.74 AU - 0.82 AU

Year: 253 Days

Day: 44.7 Hours

Environment

Temp: 180 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,752,217 km

• M1: 216,618 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.8 AU - 1.32 AU

Year: 401 Days

Day: 43.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 22.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.71 AU - 1.89 AU

Year: 887 Days

Day: 18.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.17 AU - 2.41 AU

Year: 1272 Days

Day: 39.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.7

Radius: 12.7

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.63 AU - 6.17 AU

Year: 4606 Days

Day: 6.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,752,217 km

• M1: 157,975 km (0.12 R)
• M2: 644,767 km (0.072 R)
• M3: 1,697,786 km (0.113 R)
• M4: 3,020,680 km (0.092 R)
• M5: 3,766,725 km (0.07 R)
• M6: 4,667,902 km (0.066 R)
• M7: 5,325,684 km (0.071 R)
• M8: 6,217,437 km (0.084 R)
• M9: 7,062,366 km (0.055 R)
• M10: 9,466,404 km (0.099 R)
• M11: 9,879,593 km (0.089 R)
• M12: 10,490,850 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.3

Radius: 14.7

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.28 AU - 5.72 AU

Year: 4735 Days

Day: 8.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,752,217 km

• M1: 184,604 km (0.099 R)
• M2: 652,995 km (0.068 R)
• M3: 1,170,005 km (0.099 R)
• M4: 1,706,014 km (0.099 R)
• M5: 2,327,892 km (0.104 R)
• M6: 3,297,287 km (0.094 R)
• M7: 3,786,023 km (0.115 R)
• M8: 4,274,610 km (0.112 R)
• M9: 5,466,157 km (0.105 R)
• M10: 7,039,029 km (0.103 R)
• M11: 8,117,779 km (0.1 R)
• M12: 9,345,678 km (0.1 R)
• M13: 10,334,221 km (0.049 R)
• M14: 11,534,594 km (0.104 R)
• M15: 13,775,271 km (0.102 R)
• M16: 15,170,720 km (0.09 R)
• M17: 21,559,447 km (0.088 R)
• M18: 22,673,951 km (0.067 R)
• M19: 25,098,484 km (0.082 R)
• M20: 26,667,316 km (0.106 R)
• M21: 28,564,517 km (0.025 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.1

Radius: 8.9

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 5.69 AU - 5.81 AU

Year: 5061 Days

Day: 9.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,752,217 km

• M1: 117,434 km (0.113 R)
• M2: 433,535 km (0.117 R)
• M3: 801,097 km (0.116 R)
• M4: 1,408,763 km (0.103 R)
• M5: 2,100,354 km (0.105 R)
• M6: 2,624,545 km (0.116 R)
• M7: 3,155,169 km (0.111 R)
• M8: 3,979,603 km (0.096 R)
• M9: 4,430,042 km (0.102 R)
• M10: 4,940,769 km (0.078 R)
• M11: 5,349,171 km (0.092 R)
• M12: 6,390,073 km (0.097 R)
• M13: 6,875,369 km (0.104 R)
• M14: 7,178,155 km (0.115 R)
• M15: 8,290,415 km (0.113 R)
• M16: 9,267,738 km (0.11 R)
• M17: 10,103,541 km (0.093 R)
• M18: 11,034,339 km (0.082 R)
• M19: 14,277,770 km (0.118 R)
• M20: 15,163,988 km (0.066 R)
• M21: 16,442,003 km (0.115 R)
• M22: 17,353,652 km (0.106 R)
• M23: 17,790,478 km (0.109 R)
• M24: 20,915,428 km (0.099 R)
• M25: 22,349,772 km (0.093 R)
• M26: 25,333,352 km (0.1 R)
• M27: 26,548,386 km (0.112 R)
• M28: 26,961,875 km (0.079 R)
• M29: 28,745,829 km (0.092 R)
• M30: 29,269,571 km (0.041 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.3

Radius: 10.3

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5 AU - 7.76 AU

Year: 5916 Days

Day: 10.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,752,217 km

• M1: 128,654 km (0.075 R)
• M2: 542,741 km (0.07 R)
• M3: 1,052,421 km (0.096 R)
• M4: 1,453,194 km (0.068 R)
• M5: 1,986,211 km (0.073 R)
• M6: 2,376,213 km (0.119 R)
• M7: 3,889,545 km (0.115 R)
• M8: 4,319,339 km (0.082 R)
• M9: 5,096,351 km (0.08 R)
• M10: 7,408,236 km (0.1 R)
• M11: 9,116,644 km (0.117 R)
• M12: 14,810,488 km (0.092 R)
• M13: 16,116,328 km (0.045 R)
• M14: 16,568,114 km (0.048 R)
• M15: 18,251,389 km (0.072 R)
• M16: 21,485,845 km (0.078 R)
• M17: 21,876,145 km (0.087 R)
• M18: 24,149,285 km (0.086 R)
• M19: 24,656,272 km (0.103 R)
• M20: 26,131,008 km (0.025 R)
• M21: 30,025,340 km (0.055 R)
• M22: 32,620,863 km (0.101 R)
• M23: 33,033,005 km (0.119 R)
• M24: 33,553,157 km (0.118 R)
• M25: 35,362,393 km (0.071 R)
• M26: 37,012,009 km (0.051 R)
• M27: 37,348,006 km (0.08 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.9

Radius: 12.7

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.91 AU - 10.65 AU

Year: 10378 Days

Day: 6.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,752,217 km

• M1: 172,935 km (0.107 R)
• M2: 759,957 km (0.11 R)
• M3: 1,158,636 km (0.087 R)
• M4: 2,472,254 km (0.118 R)
• M5: 2,873,925 km (0.038 R)
• M6: 3,510,763 km (0.089 R)
• M7: 4,129,799 km (0.086 R)
• M8: 4,760,503 km (0.055 R)
• M9: 5,421,427 km (0.076 R)
• M10: 6,107,183 km (0.117 R)
• M11: 6,811,490 km (0.067 R)
• M12: 14,536,724 km (0.06 R)
• M13: 17,848,522 km (0.119 R)
• M14: 19,288,401 km (0.084 R)
• M15: 21,382,323 km (0.096 R)
• M16: 21,886,318 km (0.078 R)
• M17: 24,343,912 km (0.06 R)
• M18: 25,171,487 km (0.088 R)
• M19: 26,208,350 km (0.037 R)
• M20: 26,882,887 km (0.096 R)
• M21: 27,371,773 km (0.076 R)
• M22: 30,748,496 km (0.118 R)
• M23: 37,461,252 km (0.055 R)
• M24: 43,461,772 km (0.108 R)
• M25: 46,759,657 km (0.1 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 10,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit