🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.51 AU - 0.59 AU

Year: 144 Days

Day: 25.8 Hours

Environment

Temp: 229 °C

Axial Tilt: 81.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,417,971 km

• M1: 74,949 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.77 AU - 0.95 AU

Year: 282 Days

Day: 30.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.62 AU - 2.18 AU

Year: 925 Days

Day: 38.4 Hours

Environment

Temp: -49 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.63 AU - 5.63 AU

Year: 3518 Days

Day: 37.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.5

Radius: 14.8

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.49 AU - 7.03 AU

Year: 5530 Days

Day: 6.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,417,971 km

• M1: 184,005 km (0.073 R)
• M2: 881,580 km (0.089 R)
• M3: 1,400,685 km (0.082 R)
• M4: 2,053,081 km (0.083 R)
• M5: 2,962,786 km (0.112 R)
• M6: 5,024,992 km (0.115 R)
• M7: 5,764,754 km (0.103 R)
• M8: 7,315,934 km (0.112 R)
• M9: 8,795,308 km (0.078 R)
• M10: 10,653,762 km (0.109 R)
• M11: 12,762,045 km (0.102 R)
• M12: 16,938,219 km (0.118 R)
• M13: 21,949,448 km (0.104 R)
• M14: 22,413,651 km (0.107 R)
• M15: 23,522,320 km (0.099 R)
• M16: 27,781,821 km (0.113 R)
• M17: 29,246,982 km (0.079 R)
• M18: 29,809,470 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.6

Radius: 11.2

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.45 AU - 7.61 AU

Year: 5892 Days

Day: 8 Hours

Environment

Temp: -145 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,417,971 km

• M1: 140,024 km (0.105 R)
• M2: 578,345 km (0.067 R)
• M3: 1,020,257 km (0.107 R)
• M4: 2,108,133 km (0.102 R)
• M5: 2,597,019 km (0.061 R)
• M6: 3,400,210 km (0.063 R)
• M7: 6,396,955 km (0.049 R)
• M8: 8,376,882 km (0.042 R)
• M9: 10,512,691 km (0.058 R)
• M10: 12,336,738 km (0.06 R)
• M11: 13,040,297 km (0.055 R)
• M12: 13,454,085 km (0.101 R)
• M13: 14,037,516 km (0.085 R)
• M14: 15,198,246 km (0.108 R)
• M15: 17,149,900 km (0.114 R)
• M16: 18,411,010 km (0.088 R)
• M17: 18,866,685 km (0.101 R)
• M18: 20,905,554 km (0.109 R)
• M19: 21,259,054 km (0.091 R)
• M20: 24,544,971 km (0.064 R)
• M21: 25,256,609 km (0.115 R)
• M22: 27,558,471 km (0.067 R)
• M23: 28,934,921 km (0.104 R)
• M24: 29,286,177 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.1

Radius: 9.5

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.78 AU - 11.52 AU

Year: 10585 Days

Day: 8 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,417,971 km

• M1: 118,781 km (0.107 R)
• M2: 506,688 km (0.114 R)
• M3: 819,946 km (0.059 R)
• M4: 1,455,737 km (0.107 R)
• M5: 2,914,765 km (0.05 R)
• M6: 5,597,055 km (0.119 R)
• M7: 6,520,223 km (0.082 R)
• M8: 13,795,616 km (0.081 R)
• M9: 18,685,223 km (0.059 R)
• M10: 19,533,742 km (0.09 R)
• M11: 22,319,105 km (0.065 R)
• M12: 28,462,042 km (0.117 R)
• M13: 31,918,501 km (0.041 R)
• M14: 33,018,793 km (0.113 R)
• M15: 45,447,983 km (0.049 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.2

Radius: 8.8

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 11.89 AU - 13.25 AU

Year: 15736 Days

Day: 7.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,417,971 km

• M1: 110,254 km (0.101 R)
• M2: 459,415 km (0.098 R)
• M3: 924,964 km (0.055 R)
• M4: 2,150,769 km (0.081 R)
• M5: 3,031,302 km (0.118 R)
• M6: 3,444,341 km (0.105 R)
• M7: 6,140,394 km (0.11 R)
• M8: 13,797,112 km (0.073 R)
• M9: 14,860,454 km (0.113 R)
• M10: 15,674,267 km (0.071 R)
• M11: 17,310,119 km (0.11 R)
• M12: 18,127,672 km (0.099 R)
• M13: 20,553,999 km (0.095 R)
• M14: 25,830,017 km (0.102 R)
• M15: 26,253,529 km (0.084 R)
• M16: 40,643,198 km (0.105 R)
• M17: 45,225,082 km (0.101 R)
• M18: 55,223,904 km (0.087 R)
• M19: 56,457,788 km (0.034 R)
• M20: 60,269,541 km (0.068 R)

Kuiper Belt

Range: 31.1 - 46.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 11,030 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit