🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.4 AU - 0.62 AU

Year: 136 Days

Day: 33.6 Hours

Environment

Temp: 237 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.86 AU - 2.44 AU

Year: 1175 Days

Day: 20.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,419,020 km

• M1: 36,502 km (0.093 R)
• M2: 66,721 km (0.118 R)

Asteroid Belt

Center: 4.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.8

Radius: 11.1

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.68 AU - 7.22 AU

Year: 6107 Days

Day: 9.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,419,020 km

• M1: 138,079 km (0.107 R)
• M2: 645,515 km (0.107 R)
• M3: 1,491,192 km (0.107 R)
• M4: 1,904,680 km (0.042 R)
• M5: 2,394,763 km (0.078 R)
• M6: 2,986,871 km (0.113 R)
• M7: 3,545,918 km (0.114 R)
• M8: 3,941,306 km (0.1 R)
• M9: 5,857,804 km (0.088 R)
• M10: 6,670,719 km (0.095 R)
• M11: 7,311,297 km (0.053 R)
• M12: 7,772,806 km (0.111 R)
• M13: 8,520,796 km (0.071 R)
• M14: 9,032,271 km (0.072 R)
• M15: 13,051,068 km (0.119 R)
• M16: 13,731,439 km (0.063 R)
• M17: 15,507,166 km (0.098 R)
• M18: 16,390,242 km (0.06 R)
• M19: 22,259,565 km (0.114 R)
• M20: 23,382,895 km (0.115 R)
• M21: 24,074,935 km (0.116 R)
• M22: 26,068,626 km (0.116 R)
• M23: 26,979,826 km (0.084 R)
• M24: 29,751,576 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.3

Radius: 13.3

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.13 AU - 11.63 AU

Year: 10709 Days

Day: 8.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,419,020 km

• M1: 178,171 km (0.077 R)
• M2: 679,922 km (0.083 R)
• M3: 1,157,289 km (0.104 R)
• M4: 1,749,846 km (0.106 R)
• M5: 2,259,077 km (0.058 R)
• M6: 3,653,479 km (0.104 R)
• M7: 4,175,875 km (0.119 R)
• M8: 6,084,145 km (0.108 R)
• M9: 7,080,617 km (0.038 R)
• M10: 7,856,880 km (0.115 R)
• M11: 9,625,576 km (0.1 R)
• M12: 12,562,481 km (0.044 R)
• M13: 16,051,852 km (0.099 R)
• M14: 21,539,849 km (0.037 R)
• M15: 22,507,598 km (0.077 R)
• M16: 25,229,980 km (0.105 R)
• M17: 27,411,117 km (0.114 R)
• M18: 29,127,304 km (0.063 R)
• M19: 31,525,806 km (0.095 R)
• M20: 39,747,107 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.2

Radius: 13.2

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 8.41 AU - 13.31 AU

Year: 13341 Days

Day: 7.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,419,020 km

• M1: 175,628 km (0.087 R)
• M2: 603,777 km (0.055 R)
• M3: 1,496,876 km (0.051 R)
• M4: 2,767,112 km (0.034 R)
• M5: 3,897,773 km (0.11 R)
• M6: 4,327,118 km (0.079 R)
• M7: 5,524,051 km (0.054 R)
• M8: 6,528,900 km (0.035 R)
• M9: 7,478,098 km (0.119 R)
• M10: 14,047,988 km (0.062 R)
• M11: 14,857,911 km (0.096 R)
• M12: 16,719,357 km (0.102 R)
• M13: 17,861,687 km (0.111 R)
• M14: 21,512,623 km (0.036 R)
• M15: 23,232,998 km (0.103 R)
• M16: 27,985,423 km (0.105 R)
• M17: 29,051,308 km (0.107 R)
• M18: 31,491,249 km (0.079 R)
• M19: 39,229,947 km (0.078 R)
• M20: 41,379,968 km (0.06 R)
• M21: 42,483,851 km (0.092 R)
• M22: 49,832,846 km (0.093 R)
• M23: 54,626,111 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560

Radius: 6.6

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 10.5 AU - 14.46 AU

Year: 16435 Days

Day: 23.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,419,020 km

• M1: 82,129 km (0.084 R)
• M2: 342,280 km (0.12 R)
• M3: 1,091,616 km (0.075 R)
• M4: 2,030,492 km (0.084 R)
• M5: 2,510,551 km (0.111 R)
• M6: 3,982,595 km (0.052 R)
• M7: 5,392,255 km (0.076 R)
• M8: 5,915,399 km (0.111 R)
• M9: 7,781,034 km (0.106 R)
• M10: 8,596,791 km (0.088 R)
• M11: 9,627,820 km (0.074 R)
• M12: 10,738,883 km (0.062 R)
• M13: 11,325,307 km (0.076 R)
• M14: 12,819,790 km (0.111 R)
• M15: 13,279,354 km (0.095 R)
• M16: 15,892,979 km (0.101 R)
• M17: 17,280,499 km (0.082 R)
• M18: 20,649,443 km (0.098 R)
• M19: 28,652,031 km (0.09 R)
• M20: 31,168,118 km (0.094 R)
• M21: 31,998,536 km (0.073 R)
• M22: 32,359,067 km (0.077 R)
• M23: 33,579,935 km (0.114 R)
• M24: 35,725,468 km (0.065 R)
• M25: 37,693,128 km (0.085 R)
• M26: 40,567,502 km (0.108 R)
• M27: 45,829,308 km (0.11 R)
• M28: 46,134,338 km (0.112 R)
• M29: 58,932,884 km (0.094 R)
• M30: 62,418,964 km (0.092 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 11,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit