🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.43 AU - 0.67 AU

Year: 157 Days

Day: 35.2 Hours

Environment

Temp: 169 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.54 AU - 0.62 AU

Year: 170 Days

Day: 24.6 Hours

Environment

Temp: 155 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 87,414,729 km

• M1: 16,905 km (0.029 R)
• M2: 52,060 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.02 AU - 3.28 AU

Year: 2152 Days

Day: 47.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,414,729 km

• M1: 128,804 km (0.099 R)

Asteroid Belt

Center: 4.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.1

Radius: 12.9

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.8 AU - 5.6 AU

Year: 4565 Days

Day: 8.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 87,414,729 km

• M1: 170,691 km (0.073 R)
• M2: 671,844 km (0.106 R)
• M3: 1,238,820 km (0.116 R)
• M4: 1,694,495 km (0.115 R)
• M5: 4,378,281 km (0.118 R)
• M6: 8,282,486 km (0.11 R)
• M7: 14,062,649 km (0.099 R)
• M8: 15,476,349 km (0.107 R)
• M9: 16,243,636 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.7

Radius: 14.5

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.65 AU - 7.09 AU

Year: 5476 Days

Day: 7.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 87,414,729 km

• M1: 180,265 km (0.064 R)
• M2: 657,931 km (0.088 R)
• M3: 1,722,619 km (0.058 R)
• M4: 2,239,929 km (0.114 R)
• M5: 3,188,080 km (0.111 R)
• M6: 3,755,355 km (0.036 R)
• M7: 5,398,239 km (0.084 R)
• M8: 7,448,029 km (0.102 R)
• M9: 11,028,953 km (0.098 R)
• M10: 11,713,962 km (0.074 R)
• M11: 12,702,056 km (0.093 R)
• M12: 13,407,111 km (0.054 R)
• M13: 13,989,794 km (0.073 R)
• M14: 15,786,764 km (0.102 R)
• M15: 16,824,375 km (0.076 R)
• M16: 17,617,692 km (0.068 R)
• M17: 20,085,309 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.2

Radius: 11.7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 8.17 AU - 12.83 AU

Year: 13099 Days

Day: 6.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,414,729 km

• M1: 145,559 km (0.059 R)
• M2: 643,570 km (0.03 R)
• M3: 1,078,900 km (0.094 R)
• M4: 1,504,356 km (0.089 R)
• M5: 2,303,358 km (0.118 R)
• M6: 3,462,144 km (0.119 R)
• M7: 3,837,784 km (0.117 R)
• M8: 4,524,887 km (0.061 R)
• M9: 4,913,841 km (0.104 R)
• M10: 5,489,195 km (0.077 R)
• M11: 6,623,296 km (0.067 R)
• M12: 8,122,117 km (0.04 R)
• M13: 9,350,765 km (0.094 R)
• M14: 10,804,407 km (0.077 R)
• M15: 12,117,128 km (0.064 R)
• M16: 13,904,224 km (0.092 R)
• M17: 18,443,323 km (0.082 R)
• M18: 18,976,191 km (0.116 R)
• M19: 22,050,427 km (0.113 R)
• M20: 22,564,445 km (0.027 R)
• M21: 33,129,645 km (0.104 R)
• M22: 37,315,842 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778

Radius: 5.5

Gravity: 25.72 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 14.53 AU - 16.13 AU

Year: 23109 Days

Day: 16.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,414,729 km

• M1: 77,492 km (0.091 R)
• M2: 255,962 km (0.119 R)
• M3: 843,134 km (0.087 R)
• M4: 1,621,342 km (0.09 R)
• M5: 1,806,843 km (0.094 R)
• M6: 1,985,762 km (0.093 R)
• M7: 3,150,681 km (0.075 R)
• M8: 3,717,956 km (0.101 R)
• M9: 6,132,615 km (0.112 R)
• M10: 7,869,746 km (0.089 R)
• M11: 11,451,717 km (0.073 R)
• M12: 11,999,096 km (0.054 R)
• M13: 12,208,832 km (0.111 R)
• M14: 12,420,962 km (0.03 R)
• M15: 12,635,635 km (0.104 R)
• M16: 15,572,690 km (0.118 R)
• M17: 17,825,633 km (0.042 R)
• M18: 29,390,746 km (0.1 R)
• M19: 31,595,519 km (0.079 R)
• M20: 33,216,562 km (0.115 R)
• M21: 35,177,042 km (0.078 R)
• M22: 37,065,266 km (0.104 R)
• M23: 37,659,469 km (0.084 R)
• M24: 43,133,554 km (0.091 R)
• M25: 46,144,810 km (0.071 R)
• M26: 64,596,660 km (0.102 R)
• M27: 67,641,276 km (0.052 R)
• M28: 80,528,983 km (0.079 R)
• M29: 86,891,679 km (0.085 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 11,282 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit