🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.45 AU - 0.73 AU

Year: 207 Days

Day: 15.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.74 AU - 1.12 AU

Year: 409 Days

Day: 33.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.95 AU - 2.19 AU

Year: 1360 Days

Day: 25.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.1

Radius: 9.7

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.53 AU - 4.03 AU

Year: 3355 Days

Day: 11.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,042,677 km

• M1: 120,576 km (0.097 R)
• M2: 436,527 km (0.105 R)
• M3: 739,163 km (0.093 R)
• M4: 1,041,650 km (0.118 R)
• M5: 1,515,726 km (0.099 R)
• M6: 1,912,908 km (0.078 R)
• M7: 2,518,779 km (0.094 R)
• M8: 2,972,659 km (0.119 R)
• M9: 3,560,280 km (0.111 R)
• M10: 4,022,986 km (0.115 R)
• M11: 4,816,902 km (0.11 R)
• M12: 5,120,885 km (0.096 R)
• M13: 5,546,191 km (0.086 R)
• M14: 5,852,269 km (0.114 R)
• M15: 6,713,653 km (0.116 R)
• M16: 8,576,147 km (0.108 R)
• M17: 9,138,934 km (0.102 R)
• M18: 9,488,245 km (0.106 R)
• M19: 10,049,237 km (0.098 R)
• M20: 10,975,547 km (0.109 R)
• M21: 14,250,843 km (0.067 R)
• M22: 14,774,136 km (0.111 R)
• M23: 15,914,820 km (0.099 R)
• M24: 19,432,913 km (0.099 R)
• M25: 22,441,925 km (0.11 R)
• M26: 24,315,040 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.1

Radius: 11.8

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.46 AU - 4.3 AU

Year: 3489 Days

Day: 13.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,042,677 km

• M1: 147,204 km (0.094 R)
• M2: 540,348 km (0.096 R)
• M3: 1,048,531 km (0.067 R)
• M4: 1,416,243 km (0.112 R)
• M5: 1,911,262 km (0.082 R)
• M6: 2,520,724 km (0.108 R)
• M7: 3,353,236 km (0.115 R)
• M8: 3,866,207 km (0.111 R)
• M9: 5,422,025 km (0.119 R)
• M10: 6,131,568 km (0.118 R)
• M11: 6,524,412 km (0.09 R)
• M12: 6,966,174 km (0.079 R)
• M13: 7,461,792 km (0.071 R)
• M14: 8,672,787 km (0.067 R)
• M15: 11,801,178 km (0.046 R)
• M16: 12,411,088 km (0.055 R)
• M17: 17,768,188 km (0.027 R)
• M18: 20,245,678 km (0.077 R)
• M19: 21,257,259 km (0.09 R)
• M20: 23,674,461 km (0.116 R)
• M21: 25,642,421 km (0.117 R)
• M22: 26,427,661 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.4

Radius: 12.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.53 AU - 5.35 AU

Year: 4271 Days

Day: 11.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,042,677 km

• M1: 160,519 km (0.045 R)
• M2: 576,999 km (0.045 R)
• M3: 1,078,601 km (0.101 R)
• M4: 1,650,513 km (0.112 R)
• M5: 2,110,228 km (0.087 R)
• M6: 2,670,920 km (0.116 R)
• M7: 3,854,090 km (0.102 R)
• M8: 4,433,183 km (0.115 R)
• M9: 4,905,015 km (0.096 R)
• M10: 5,535,720 km (0.105 R)
• M11: 6,842,457 km (0.101 R)
• M12: 10,020,813 km (0.069 R)
• M13: 11,365,399 km (0.053 R)
• M14: 12,254,160 km (0.105 R)
• M15: 12,693,379 km (0.115 R)
• M16: 14,026,895 km (0.118 R)
• M17: 17,683,665 km (0.109 R)
• M18: 18,587,835 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.4

Radius: 12.9

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.65 AU - 9.91 AU

Year: 11878 Days

Day: 9.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,042,677 km

• M1: 163,062 km (0.076 R)
• M2: 710,739 km (0.082 R)
• M3: 1,418,786 km (0.099 R)
• M4: 2,167,075 km (0.117 R)
• M5: 2,782,221 km (0.104 R)
• M6: 6,894,816 km (0.113 R)
• M7: 7,563,818 km (0.068 R)
• M8: 8,189,735 km (0.09 R)
• M9: 25,375,838 km (0.116 R)
• M10: 25,931,295 km (0.099 R)
• M11: 35,614,017 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.7

Radius: 7.8

Gravity: 14.36 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.31 AU - 10.01 AU

Year: 12657 Days

Day: 22.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 48,042,677 km

• M1: 104,120 km (0.094 R)
• M2: 369,806 km (0.05 R)
• M3: 708,944 km (0.105 R)
• M4: 1,045,839 km (0.092 R)
• M5: 1,346,231 km (0.088 R)
• M6: 1,977,085 km (0.086 R)
• M7: 2,930,323 km (0.083 R)
• M8: 3,173,120 km (0.046 R)
• M9: 4,101,375 km (0.065 R)
• M10: 4,660,871 km (0.081 R)
• M11: 5,130,309 km (0.072 R)
• M12: 5,969,553 km (0.056 R)
• M13: 6,855,173 km (0.084 R)
• M14: 7,779,538 km (0.086 R)
• M15: 8,934,882 km (0.076 R)
• M16: 9,927,614 km (0.066 R)
• M17: 10,366,983 km (0.112 R)
• M18: 10,819,217 km (0.102 R)
• M19: 17,006,585 km (0.072 R)
• M20: 17,715,380 km (0.098 R)
• M21: 21,195,924 km (0.086 R)
• M22: 22,669,463 km (0.062 R)
• M23: 23,431,365 km (0.117 R)
• M24: 25,207,840 km (0.046 R)
• M25: 27,821,614 km (0.094 R)
• M26: 34,820,849 km (0.028 R)
• M27: 36,998,396 km (0.057 R)
• M28: 38,187,250 km (0.106 R)
• M29: 38,993,882 km (0.101 R)
• M30: 41,059,978 km (0.111 R)
• M31: 44,515,838 km (0.061 R)
• M32: 47,849,777 km (0.096 R)
• M33: 48,316,821 km (0.106 R)
• M34: 49,418,759 km (0.072 R)
• M35: 50,698,419 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.2

Radius: 7.4

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 8.47 AU - 12.57 AU

Year: 15578 Days

Day: 15 Hours

Environment

Temp: -206 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,042,677 km

• M1: 92,003 km (0.115 R)
• M2: 340,335 km (0.105 R)
• M3: 964,308 km (0.115 R)
• M4: 1,373,757 km (0.09 R)
• M5: 1,862,643 km (0.107 R)
• M6: 2,423,785 km (0.104 R)
• M7: 2,785,961 km (0.095 R)
• M8: 3,115,076 km (0.104 R)
• M9: 4,289,121 km (0.096 R)
• M10: 4,944,359 km (0.061 R)
• M11: 6,230,901 km (0.108 R)
• M12: 6,603,549 km (0.114 R)
• M13: 8,512,867 km (0.103 R)
• M14: 9,447,704 km (0.078 R)
• M15: 12,311,755 km (0.085 R)
• M16: 14,643,388 km (0.085 R)
• M17: 15,912,875 km (0.108 R)
• M18: 17,840,743 km (0.118 R)
• M19: 18,289,536 km (0.1 R)
• M20: 20,240,442 km (0.074 R)
• M21: 20,975,417 km (0.109 R)
• M22: 21,391,448 km (0.098 R)
• M23: 26,530,434 km (0.097 R)
• M24: 28,818,235 km (0.081 R)
• M25: 35,281,611 km (0.112 R)
• M26: 37,552,506 km (0.118 R)
• M27: 40,815,535 km (0.081 R)
• M28: 42,515,715 km (0.114 R)
• M29: 46,759,657 km (0.077 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 17,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit