🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.55 AU - 0.67 AU

Year: 179 Days

Day: 18.6 Hours

Environment

Temp: 159 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 36,751,211 km

• M1: 99,333 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.51 AU - 0.83 AU

Year: 206 Days

Day: 30.3 Hours

Environment

Temp: 144 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.22 AU - 1.34 AU

Year: 543 Days

Day: 40.1 Hours

Environment

Temp: -31 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.6 AU - 2.34 AU

Year: 1036 Days

Day: 41.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,751,211 km

• M1: 39,195 km (0.096 R)
• M2: 167,250 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.04 AU - 4.66 AU

Year: 2831 Days

Day: 36.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.4

Radius: 8.3

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.62 AU - 5.28 AU

Year: 3518 Days

Day: 6.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,751,211 km

• M1: 104,719 km (0.095 R)
• M2: 467,793 km (0.064 R)
• M3: 934,538 km (0.079 R)
• M4: 1,348,326 km (0.113 R)
• M5: 1,843,644 km (0.06 R)
• M6: 2,485,569 km (0.092 R)
• M7: 2,900,404 km (0.105 R)
• M8: 3,268,564 km (0.062 R)
• M9: 3,767,622 km (0.11 R)
• M10: 4,360,778 km (0.119 R)
• M11: 6,342,950 km (0.042 R)
• M12: 6,934,908 km (0.057 R)
• M13: 7,402,701 km (0.046 R)
• M14: 7,758,894 km (0.059 R)
• M15: 9,005,642 km (0.062 R)
• M16: 9,830,375 km (0.086 R)
• M17: 10,420,988 km (0.035 R)
• M18: 12,425,150 km (0.086 R)
• M19: 13,115,545 km (0.03 R)
• M20: 13,831,221 km (0.115 R)
• M21: 14,978,786 km (0.116 R)
• M22: 19,101,554 km (0.1 R)
• M23: 19,834,583 km (0.102 R)
• M24: 21,097,638 km (0.097 R)
• M25: 21,421,667 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.7

Radius: 13.4

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.07 AU - 7.41 AU

Year: 5841 Days

Day: 10.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,751,211 km

• M1: 166,652 km (0.077 R)
• M2: 681,867 km (0.073 R)
• M3: 1,193,492 km (0.075 R)
• M4: 2,774,143 km (0.053 R)
• M5: 3,280,382 km (0.078 R)
• M6: 3,726,184 km (0.045 R)
• M7: 4,927,455 km (0.108 R)
• M8: 5,957,137 km (0.111 R)
• M9: 8,967,046 km (0.102 R)
• M10: 12,473,620 km (0.101 R)
• M11: 14,950,662 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679

Radius: 13.2

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.4 AU - 10.52 AU

Year: 9221 Days

Day: 12.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,751,211 km

• M1: 164,258 km (0.057 R)
• M2: 581,936 km (0.108 R)
• M3: 1,032,525 km (0.047 R)
• M4: 1,601,296 km (0.03 R)
• M5: 3,008,264 km (0.084 R)
• M6: 4,059,787 km (0.095 R)
• M7: 5,060,298 km (0.028 R)
• M8: 6,254,687 km (0.102 R)
• M9: 6,880,455 km (0.107 R)
• M10: 8,129,298 km (0.081 R)
• M11: 9,057,702 km (0.118 R)
• M12: 12,725,692 km (0.053 R)
• M13: 13,431,046 km (0.088 R)
• M14: 14,411,960 km (0.103 R)
• M15: 16,862,672 km (0.099 R)
• M16: 18,519,319 km (0.088 R)
• M17: 22,491,441 km (0.12 R)
• M18: 24,496,203 km (0.094 R)
• M19: 35,178,986 km (0.11 R)
• M20: 37,634,636 km (0.04 R)
• M21: 38,356,744 km (0.09 R)
• M22: 39,704,472 km (0.116 R)
• M23: 41,210,623 km (0.117 R)
• M24: 44,470,361 km (0.094 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276

Radius: 8.7

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.26 AU - 11.28 AU

Year: 10577 Days

Day: 5.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,751,211 km

• M1: 108,608 km (0.094 R)
• M2: 410,197 km (0.109 R)
• M3: 1,264,401 km (0.114 R)
• M4: 1,747,602 km (0.111 R)
• M5: 2,596,869 km (0.12 R)
• M6: 2,941,094 km (0.099 R)
• M7: 3,229,519 km (0.099 R)
• M8: 3,888,348 km (0.07 R)
• M9: 4,288,522 km (0.105 R)
• M10: 8,023,083 km (0.073 R)
• M11: 9,624,229 km (0.098 R)
• M12: 10,078,708 km (0.092 R)
• M13: 10,739,033 km (0.059 R)
• M14: 11,277,735 km (0.068 R)
• M15: 15,628,938 km (0.105 R)
• M16: 19,944,687 km (0.086 R)
• M17: 20,386,001 km (0.046 R)
• M18: 26,290,180 km (0.109 R)
• M19: 32,934,570 km (0.107 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 17,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit