🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.78 AU - 0.96 AU

Year: 352 Days

Day: 14.8 Hours

Environment

Temp: -45 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.14 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.09 AU - 1.71 AU

Year: 718 Days

Day: 12.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.69 AU - 2.51 AU

Year: 1319 Days

Day: 14.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689

Radius: 11.2

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.22 AU - 3.16 AU

Year: 1912 Days

Day: 8.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,864,230 km

• M1: 140,472 km (0.091 R)
• M2: 553,213 km (0.118 R)
• M3: 914,043 km (0.091 R)
• M4: 1,276,967 km (0.058 R)
• M5: 2,899,656 km (0.057 R)
• M6: 3,270,658 km (0.035 R)
• M7: 4,128,452 km (0.077 R)
• M8: 4,765,590 km (0.091 R)
• M9: 5,467,204 km (0.082 R)
• M10: 6,439,590 km (0.118 R)
• M11: 7,667,190 km (0.101 R)
• M12: 8,662,465 km (0.082 R)
• M13: 9,077,300 km (0.099 R)
• M14: 9,878,247 km (0.094 R)
• M15: 10,725,719 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.8

Radius: 14.5

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.15 AU - 6.85 AU

Year: 5591 Days

Day: 5.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,864,230 km

• M1: 180,265 km (0.11 R)
• M2: 743,053 km (0.08 R)
• M3: 1,395,299 km (0.069 R)
• M4: 1,940,434 km (0.065 R)
• M5: 3,325,561 km (0.08 R)
• M6: 5,651,808 km (0.104 R)
• M7: 6,152,661 km (0.085 R)
• M8: 7,353,035 km (0.093 R)
• M9: 9,161,673 km (0.061 R)
• M10: 9,900,088 km (0.111 R)
• M11: 11,202,786 km (0.057 R)
• M12: 12,098,728 km (0.104 R)
• M13: 14,839,361 km (0.114 R)
• M14: 15,675,762 km (0.049 R)
• M15: 17,312,214 km (0.104 R)
• M16: 17,771,629 km (0.117 R)
• M17: 18,239,272 km (0.06 R)
• M18: 20,337,083 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.8

Radius: 12

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.85 AU - 9.73 AU

Year: 9425 Days

Day: 13.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,864,230 km

• M1: 149,299 km (0.076 R)
• M2: 539,300 km (0.101 R)
• M3: 1,518,269 km (0.045 R)
• M4: 2,109,180 km (0.059 R)
• M5: 2,545,857 km (0.111 R)
• M6: 3,781,385 km (0.086 R)
• M7: 4,179,765 km (0.102 R)
• M8: 4,968,145 km (0.1 R)
• M9: 5,749,944 km (0.099 R)
• M10: 7,394,623 km (0.09 R)
• M11: 7,850,896 km (0.083 R)
• M12: 8,683,109 km (0.078 R)
• M13: 9,238,566 km (0.108 R)
• M14: 9,768,292 km (0.036 R)
• M15: 11,155,214 km (0.034 R)
• M16: 11,700,797 km (0.032 R)
• M17: 12,904,761 km (0.073 R)
• M18: 14,700,983 km (0.061 R)
• M19: 15,357,269 km (0.087 R)
• M20: 17,227,392 km (0.074 R)
• M21: 20,837,637 km (0.087 R)
• M22: 25,668,900 km (0.1 R)
• M23: 27,893,869 km (0.1 R)
• M24: 31,521,917 km (0.082 R)
• M25: 37,234,012 km (0.08 R)
• M26: 42,010,822 km (0.047 R)
• M27: 43,734,638 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.2

Radius: 3.7

Gravity: 68.17 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.98 AU - 11.94 AU

Year: 15728 Days

Day: 17.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,864,230 km

• M1: 46,226 km (0.077 R)
• M2: 288,425 km (0.099 R)
• M3: 430,842 km (0.115 R)
• M4: 831,764 km (0.108 R)
• M5: 1,002,007 km (0.056 R)
• M6: 1,572,423 km (0.061 R)
• M7: 1,815,819 km (0.037 R)
• M8: 2,650,425 km (0.089 R)
• M9: 3,538,289 km (0.081 R)
• M10: 3,833,296 km (0.107 R)
• M11: 6,122,143 km (0.095 R)
• M12: 7,889,642 km (0.077 R)
• M13: 8,038,342 km (0.09 R)
• M14: 8,188,688 km (0.113 R)
• M15: 9,023,295 km (0.12 R)
• M16: 9,240,511 km (0.082 R)
• M17: 10,859,609 km (0.092 R)
• M18: 11,417,758 km (0.117 R)
• M19: 14,795,977 km (0.091 R)
• M20: 15,481,285 km (0.11 R)
• M21: 15,949,826 km (0.088 R)
• M22: 18,872,669 km (0.059 R)
• M23: 21,646,213 km (0.097 R)
• M24: 23,129,776 km (0.1 R)
• M25: 23,536,532 km (0.118 R)
• M26: 25,426,103 km (0.069 R)
• M27: 26,407,764 km (0.086 R)
• M28: 27,984,526 km (0.047 R)
• M29: 31,822,010 km (0.089 R)
• M30: 34,258,810 km (0.079 R)
• M31: 34,390,307 km (0.087 R)
• M32: 34,920,033 km (0.094 R)
• M33: 41,110,692 km (0.102 R)
• M34: 47,013,076 km (0.102 R)
• M35: 61,233,101 km (0.102 R)
• M36: 62,010,861 km (0.093 R)
• M37: 65,188,020 km (0.12 R)
• M38: 69,099,556 km (0.1 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 12,839 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit