🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.47 AU - 0.69 AU

Year: 290 Days

Day: 25.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,053,478 km

• M1: 35,604 km (0.032 R)
• M2: 315,652 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.8

Radius: 12.2

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.72 AU - 0.8 AU

Year: 435 Days

Day: 10.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,053,478 km

• M1: 151,991 km (0.074 R)
• M2: 560,693 km (0.117 R)
• M3: 1,061,247 km (0.096 R)
• M4: 1,482,964 km (0.035 R)
• M5: 1,872,965 km (0.088 R)
• M6: 2,340,010 km (0.09 R)
• M7: 2,867,492 km (0.116 R)
• M8: 3,463,490 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.9

Radius: 12.7

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.61 AU - 2.43 AU

Year: 1883 Days

Day: 12.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,053,478 km

• M1: 157,975 km (0.109 R)
• M2: 865,274 km (0.092 R)
• M3: 1,523,654 km (0.091 R)
• M4: 2,724,925 km (0.114 R)
• M5: 3,453,916 km (0.073 R)
• M6: 4,123,815 km (0.102 R)
• M7: 4,837,995 km (0.108 R)
• M8: 5,257,468 km (0.106 R)
• M9: 11,929,084 km (0.033 R)
• M10: 13,379,286 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.1

Radius: 8.8

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.69 AU - 5.49 AU

Year: 6451 Days

Day: 7.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,053,478 km

• M1: 109,506 km (0.112 R)
• M2: 1,384,229 km (0.115 R)
• M3: 1,781,561 km (0.048 R)
• M4: 2,082,851 km (0.111 R)
• M5: 2,960,093 km (0.117 R)
• M6: 3,993,366 km (0.109 R)
• M7: 4,386,359 km (0.097 R)
• M8: 5,024,244 km (0.118 R)
• M9: 5,336,605 km (0.105 R)
• M10: 6,352,674 km (0.106 R)
• M11: 7,347,649 km (0.029 R)
• M12: 12,125,805 km (0.111 R)
• M13: 13,541,150 km (0.045 R)
• M14: 15,476,199 km (0.08 R)
• M15: 17,394,941 km (0.097 R)
• M16: 17,783,896 km (0.118 R)
• M17: 18,178,535 km (0.045 R)
• M18: 19,606,297 km (0.12 R)
• M19: 21,327,720 km (0.07 R)
• M20: 21,624,073 km (0.115 R)
• M21: 26,237,223 km (0.047 R)
• M22: 29,134,634 km (0.112 R)
• M23: 29,867,813 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.6

Radius: 6.1

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.12 AU - 8.36 AU

Year: 12780 Days

Day: 20.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,053,478 km

• M1: 75,846 km (0.054 R)
• M2: 525,089 km (0.074 R)
• M3: 752,178 km (0.119 R)
• M4: 1,289,384 km (0.117 R)
• M5: 1,801,906 km (0.039 R)
• M6: 2,349,435 km (0.078 R)
• M7: 2,772,348 km (0.077 R)
• M8: 3,002,280 km (0.105 R)
• M9: 3,524,227 km (0.098 R)
• M10: 3,744,285 km (0.107 R)
• M11: 4,104,816 km (0.053 R)
• M12: 6,055,273 km (0.101 R)
• M13: 10,924,385 km (0.114 R)
• M14: 13,465,454 km (0.076 R)
• M15: 14,065,790 km (0.104 R)
• M16: 16,173,774 km (0.112 R)
• M17: 16,510,519 km (0.117 R)
• M18: 17,761,755 km (0.057 R)
• M19: 18,483,565 km (0.12 R)
• M20: 18,703,923 km (0.115 R)
• M21: 19,985,528 km (0.094 R)
• M22: 21,405,211 km (0.116 R)
• M23: 22,139,737 km (0.089 R)
• M24: 22,388,219 km (0.106 R)
• M25: 24,798,390 km (0.043 R)
• M26: 25,427,000 km (0.103 R)
• M27: 27,854,675 km (0.085 R)
• M28: 32,734,408 km (0.105 R)
• M29: 33,818,244 km (0.067 R)
• M30: 36,747,520 km (0.108 R)
• M31: 36,979,546 km (0.101 R)
• M32: 37,329,605 km (0.119 R)
• M33: 38,273,568 km (0.1 R)
• M34: 39,597,659 km (0.08 R)
• M35: 40,209,364 km (0.096 R)
• M36: 40,827,503 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.3

Radius: 4.8

Gravity: 31.52 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.97 AU - 8.95 AU

Year: 13366 Days

Day: 23.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,053,478 km

• M1: 61,186 km (0.116 R)
• M2: 350,807 km (0.112 R)
• M3: 1,174,792 km (0.059 R)
• M4: 2,093,622 km (0.111 R)
• M5: 4,355,991 km (0.05 R)
• M6: 5,245,649 km (0.083 R)
• M7: 5,714,639 km (0.079 R)
• M8: 5,902,384 km (0.105 R)
• M9: 6,369,578 km (0.103 R)
• M10: 7,073,137 km (0.06 R)
• M11: 7,333,288 km (0.066 R)
• M12: 7,919,113 km (0.12 R)
• M13: 8,152,635 km (0.053 R)
• M14: 8,781,096 km (0.092 R)
• M15: 12,104,861 km (0.11 R)
• M16: 13,640,932 km (0.11 R)
• M17: 14,386,378 km (0.064 R)
• M18: 17,562,491 km (0.091 R)
• M19: 19,523,569 km (0.058 R)
• M20: 20,208,428 km (0.059 R)
• M21: 23,393,965 km (0.09 R)
• M22: 25,457,518 km (0.1 R)
• M23: 27,426,376 km (0.111 R)
• M24: 28,393,377 km (0.1 R)
• M25: 29,942,612 km (0.104 R)
• M26: 30,852,616 km (0.098 R)
• M27: 33,329,059 km (0.118 R)
• M28: 37,092,044 km (0.1 R)
• M29: 39,888,327 km (0.073 R)
• M30: 40,989,517 km (0.118 R)
• M31: 41,687,990 km (0.088 R)
• M32: 42,394,241 km (0.108 R)
• M33: 45,896,178 km (0.059 R)
• M34: 47,717,233 km (0.113 R)
• M35: 52,152,660 km (0.082 R)
• M36: 54,975,422 km (0.083 R)
• M37: 56,682,484 km (0.078 R)
• M38: 59,131,401 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.5

Radius: 6.2

Gravity: 14.5 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 8.99 AU - 12.73 AU

Year: 23478 Days

Day: 24.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,053,478 km

• M1: 77,492 km (0.077 R)
• M2: 458,368 km (0.106 R)
• M3: 929,601 km (0.064 R)
• M4: 1,886,130 km (0.103 R)
• M5: 2,230,803 km (0.096 R)
• M6: 2,915,214 km (0.101 R)
• M7: 3,731,270 km (0.109 R)
• M8: 3,949,085 km (0.115 R)
• M9: 4,690,192 km (0.096 R)
• M10: 5,246,248 km (0.063 R)
• M11: 6,896,761 km (0.105 R)
• M12: 7,516,395 km (0.103 R)
• M13: 8,120,621 km (0.102 R)
• M14: 9,368,567 km (0.08 R)
• M15: 9,831,123 km (0.078 R)
• M16: 10,187,914 km (0.068 R)
• M17: 11,570,647 km (0.116 R)
• M18: 15,646,292 km (0.097 R)
• M19: 20,490,570 km (0.078 R)
• M20: 22,474,238 km (0.052 R)
• M21: 24,800,335 km (0.081 R)
• M22: 26,134,449 km (0.087 R)
• M23: 26,819,158 km (0.084 R)
• M24: 35,020,263 km (0.087 R)
• M25: 37,124,656 km (0.092 R)
• M26: 41,583,720 km (0.047 R)
• M27: 45,726,235 km (0.062 R)
• M28: 50,485,990 km (0.115 R)
• M29: 53,531,204 km (0.079 R)
• M30: 54,819,841 km (0.118 R)
• M31: 55,191,890 km (0.036 R)
• M32: 55,940,927 km (0.072 R)
• M33: 59,984,707 km (0.071 R)
• M34: 65,047,548 km (0.086 R)
• M35: 76,244,350 km (0.107 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: 455 - 14,938 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit