🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.47 AU - 0.57 AU

Year: 138 Days

Day: 19.2 Hours

Environment

Temp: 182 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.67 AU - 0.85 AU

Year: 244 Days

Day: 29.9 Hours

Environment

Temp: 93 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.33 AU - 2.39 AU

Year: 1338 Days

Day: 12.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.11 AU - 4.19 AU

Year: 2573 Days

Day: 18.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.73 AU - 5.49 AU

Year: 3652 Days

Day: 46.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.6

Radius: 14.3

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.69 AU - 6.11 AU

Year: 4630 Days

Day: 15 Hours

Environment

Temp: -143 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,453,466 km

• M1: 181,013 km (0.099 R)
• M2: 706,102 km (0.074 R)
• M3: 2,033,334 km (0.116 R)
• M4: 2,967,124 km (0.083 R)
• M5: 6,691,812 km (0.086 R)
• M6: 7,139,259 km (0.108 R)
• M7: 8,488,333 km (0.104 R)

Asteroid Belt

Center: 5.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861

Radius: 9.9

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.16 AU - 7.32 AU

Year: 5751 Days

Day: 13.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,453,466 km

• M1: 123,717 km (0.084 R)
• M2: 647,460 km (0.098 R)
• M3: 1,280,408 km (0.077 R)
• M4: 1,612,665 km (0.065 R)
• M5: 2,003,115 km (0.093 R)
• M6: 2,898,758 km (0.109 R)
• M7: 4,165,254 km (0.091 R)
• M8: 4,908,157 km (0.07 R)
• M9: 6,086,988 km (0.094 R)
• M10: 7,187,579 km (0.112 R)
• M11: 8,868,910 km (0.096 R)
• M12: 9,251,581 km (0.12 R)
• M13: 10,233,691 km (0.103 R)
• M14: 11,733,410 km (0.053 R)
• M15: 13,429,999 km (0.111 R)
• M16: 14,805,402 km (0.083 R)
• M17: 16,847,114 km (0.074 R)
• M18: 20,287,865 km (0.051 R)
• M19: 20,953,426 km (0.111 R)
• M20: 24,006,718 km (0.1 R)
• M21: 24,751,417 km (0.059 R)
• M22: 25,940,121 km (0.043 R)
• M23: 26,373,805 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.1

Radius: 10.3

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 7.88 AU - 12.1 AU

Year: 11650 Days

Day: 11.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,453,466 km

• M1: 130,599 km (0.107 R)
• M2: 2,068,340 km (0.034 R)
• M3: 2,448,169 km (0.092 R)
• M4: 3,185,986 km (0.065 R)
• M5: 3,544,871 km (0.106 R)
• M6: 4,787,880 km (0.073 R)
• M7: 9,016,413 km (0.119 R)
• M8: 12,198,510 km (0.039 R)
• M9: 29,288,870 km (0.074 R)
• M10: 30,764,204 km (0.101 R)
• M11: 33,748,382 km (0.085 R)
• M12: 38,020,448 km (0.04 R)
• M13: 41,190,577 km (0.047 R)
• M14: 44,259,128 km (0.12 R)
• M15: 46,906,263 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.4

Radius: 10.4

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 9.5 AU - 12.08 AU

Year: 13077 Days

Day: 5 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,453,466 km

• M1: 129,402 km (0.09 R)
• M2: 559,945 km (0.052 R)
• M3: 1,503,010 km (0.117 R)
• M4: 2,627,986 km (0.106 R)
• M5: 3,219,945 km (0.058 R)
• M6: 3,761,190 km (0.039 R)
• M7: 7,426,337 km (0.032 R)
• M8: 7,778,042 km (0.113 R)
• M9: 8,514,662 km (0.073 R)
• M10: 10,127,177 km (0.105 R)
• M11: 12,295,299 km (0.069 R)
• M12: 13,488,043 km (0.063 R)
• M13: 14,079,254 km (0.109 R)
• M14: 17,069,566 km (0.1 R)
• M15: 17,451,639 km (0.08 R)
• M16: 19,949,624 km (0.098 R)
• M17: 22,220,969 km (0.037 R)
• M18: 25,943,412 km (0.118 R)
• M19: 26,550,780 km (0.084 R)
• M20: 33,751,823 km (0.104 R)
• M21: 35,086,984 km (0.087 R)
• M22: 36,456,851 km (0.12 R)
• M23: 38,906,517 km (0.093 R)
• M24: 39,836,118 km (0.12 R)
• M25: 42,294,310 km (0.106 R)
• M26: 51,853,464 km (0.109 R)
• M27: 56,284,703 km (0.043 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 14,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit