🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.49 AU - 0.79 AU

Year: 326 Days

Day: 47.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,850,496 km

• M1: 35,903 km (0.1 R)
• M2: 601,683 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.62 AU - 0.7 AU

Year: 341 Days

Day: 39.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.8

Radius: 12.1

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.72 AU - 0.72 AU

Year: 388 Days

Day: 13.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 57,850,496 km

• M1: 150,495 km (0.078 R)
• M2: 537,954 km (0.101 R)
• M3: 1,013,226 km (0.088 R)
• M4: 1,716,486 km (0.046 R)
• M5: 2,445,626 km (0.037 R)
• M6: 3,057,182 km (0.096 R)
• M7: 5,003,301 km (0.044 R)

Asteroid Belt

Center: 1.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.8

Radius: 11

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.1 AU - 1.6 AU

Year: 997 Days

Day: 6 Hours

Environment

Temp: -178 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,850,496 km

• M1: 136,882 km (0.096 R)
• M2: 603,777 km (0.061 R)
• M3: 948,301 km (0.116 R)
• M4: 1,562,849 km (0.096 R)
• M5: 2,053,530 km (0.105 R)
• M6: 2,416,903 km (0.098 R)
• M7: 2,968,919 km (0.08 R)
• M8: 3,953,872 km (0.094 R)
• M9: 4,558,247 km (0.115 R)
• M10: 5,046,235 km (0.072 R)
• M11: 5,486,352 km (0.066 R)
• M12: 5,908,368 km (0.086 R)
• M13: 7,157,809 km (0.114 R)
• M14: 7,871,391 km (0.053 R)
• M15: 8,914,687 km (0.065 R)
• M16: 9,262,651 km (0.06 R)
• M17: 9,619,741 km (0.069 R)
• M18: 10,714,199 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.2

Radius: 10.8

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.49 AU - 3.61 AU

Year: 3387 Days

Day: 6.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,850,496 km

• M1: 134,488 km (0.099 R)
• M2: 607,966 km (0.088 R)
• M3: 1,002,605 km (0.097 R)
• M4: 2,855,524 km (0.056 R)
• M5: 3,514,952 km (0.115 R)
• M6: 4,501,998 km (0.087 R)
• M7: 5,449,252 km (0.059 R)
• M8: 6,829,592 km (0.115 R)
• M9: 8,866,965 km (0.081 R)
• M10: 9,242,156 km (0.109 R)
• M11: 11,021,324 km (0.104 R)
• M12: 11,499,588 km (0.068 R)
• M13: 13,162,668 km (0.116 R)
• M14: 13,951,049 km (0.08 R)
• M15: 18,132,010 km (0.1 R)
• M16: 18,554,774 km (0.095 R)
• M17: 18,984,119 km (0.054 R)
• M18: 20,247,473 km (0.118 R)
• M19: 20,637,176 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.4

Radius: 9.8

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.37 AU - 3.75 AU

Year: 4271 Days

Day: 13.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,850,496 km

• M1: 121,922 km (0.084 R)
• M2: 541,095 km (0.046 R)
• M3: 950,994 km (0.048 R)
• M4: 1,702,723 km (0.104 R)
• M5: 2,043,357 km (0.075 R)
• M6: 2,597,767 km (0.094 R)
• M7: 3,371,637 km (0.113 R)
• M8: 3,891,789 km (0.081 R)
• M9: 4,414,932 km (0.063 R)
• M10: 5,038,456 km (0.086 R)
• M11: 6,207,115 km (0.048 R)
• M12: 7,092,285 km (0.116 R)
• M13: 7,583,266 km (0.074 R)
• M14: 12,117,428 km (0.119 R)
• M15: 13,233,428 km (0.1 R)
• M16: 14,751,098 km (0.089 R)
• M17: 22,359,945 km (0.098 R)
• M18: 23,187,221 km (0.053 R)
• M19: 24,823,074 km (0.055 R)
• M20: 26,285,243 km (0.087 R)
• M21: 28,323,066 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 357.5

Radius: 5.2

Gravity: 13.22 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 7.52 AU - 11.3 AU

Year: 18353 Days

Day: 23.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,850,496 km

• M1: 65,225 km (0.09 R)
• M2: 248,183 km (0.076 R)
• M3: 1,704,219 km (0.057 R)
• M4: 2,030,043 km (0.071 R)
• M5: 2,437,548 km (0.041 R)
• M6: 5,054,463 km (0.095 R)
• M7: 7,244,576 km (0.106 R)
• M8: 8,050,011 km (0.057 R)
• M9: 12,360,075 km (0.083 R)
• M10: 14,172,603 km (0.098 R)
• M11: 14,930,615 km (0.111 R)
• M12: 15,212,907 km (0.115 R)
• M13: 18,234,335 km (0.072 R)
• M14: 30,774,376 km (0.118 R)
• M15: 41,631,292 km (0.114 R)
• M16: 46,096,789 km (0.057 R)
• M17: 46,996,321 km (0.07 R)
• M18: 52,641,247 km (0.118 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: 488 - 18,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit