🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.59 AU - 0.65 AU

Year: 310 Days

Day: 25.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151

Radius: 14.4

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.68 AU - 0.92 AU

Year: 455 Days

Day: 12.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,004,806 km

• M1: 179,069 km (0.05 R)
• M2: 655,837 km (0.06 R)
• M3: 1,197,681 km (0.068 R)
• M4: 1,763,310 km (0.045 R)
• M5: 2,223,174 km (0.117 R)
• M6: 2,679,298 km (0.069 R)
• M7: 3,443,294 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.5

Radius: 10.3

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.35 AU - 1.57 AU

Year: 1122 Days

Day: 12.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,004,806 km

• M1: 128,505 km (0.087 R)
• M2: 462,706 km (0.084 R)
• M3: 787,184 km (0.097 R)
• M4: 1,158,636 km (0.041 R)
• M5: 1,708,108 km (0.117 R)
• M6: 2,416,155 km (0.112 R)
• M7: 2,776,237 km (0.117 R)
• M8: 3,743,836 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.5

Radius: 12.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.63 AU - 1.65 AU

Year: 1335 Days

Day: 8 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,004,806 km

• M1: 155,731 km (0.101 R)
• M2: 656,136 km (0.067 R)
• M3: 1,272,031 km (0.106 R)
• M4: 1,767,499 km (0.094 R)
• M5: 2,574,280 km (0.039 R)
• M6: 3,255,698 km (0.117 R)
• M7: 4,929,998 km (0.04 R)
• M8: 5,387,019 km (0.109 R)
• M9: 7,034,989 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.1

Radius: 8

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.13 AU - 2.43 AU

Year: 2189 Days

Day: 6.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,004,806 km

• M1: 99,483 km (0.095 R)
• M2: 399,277 km (0.089 R)
• M3: 1,238,222 km (0.072 R)
• M4: 1,730,249 km (0.053 R)
• M5: 2,040,365 km (0.112 R)
• M6: 2,373,819 km (0.069 R)
• M7: 3,005,720 km (0.099 R)
• M8: 3,800,684 km (0.093 R)
• M9: 4,267,728 km (0.066 R)
• M10: 4,927,006 km (0.089 R)
• M11: 5,387,169 km (0.114 R)
• M12: 5,926,170 km (0.1 R)
• M13: 6,393,514 km (0.065 R)
• M14: 8,288,021 km (0.115 R)
• M15: 10,417,697 km (0.06 R)
• M16: 10,983,176 km (0.065 R)
• M17: 11,253,949 km (0.104 R)
• M18: 12,465,392 km (0.088 R)
• M19: 13,319,895 km (0.076 R)
• M20: 13,940,876 km (0.1 R)
• M21: 15,723,783 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.9

Radius: 7.1

Gravity: 18.07 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.71 AU - 8.47 AU

Year: 14630 Days

Day: 22.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,004,806 km

• M1: 88,263 km (0.114 R)
• M2: 336,146 km (0.117 R)
• M3: 560,992 km (0.064 R)
• M4: 810,671 km (0.086 R)
• M5: 1,226,553 km (0.108 R)
• M6: 1,514,678 km (0.105 R)
• M7: 1,794,726 km (0.107 R)
• M8: 2,731,358 km (0.047 R)
• M9: 3,665,896 km (0.051 R)
• M10: 4,561,688 km (0.109 R)
• M11: 4,867,466 km (0.061 R)
• M12: 6,478,785 km (0.081 R)
• M13: 7,222,136 km (0.102 R)
• M14: 12,851,654 km (0.103 R)
• M15: 13,120,780 km (0.103 R)
• M16: 14,963,078 km (0.103 R)
• M17: 16,413,878 km (0.077 R)
• M18: 21,894,097 km (0.059 R)
• M19: 31,790,146 km (0.085 R)
• M20: 32,531,254 km (0.117 R)
• M21: 35,215,638 km (0.049 R)
• M22: 36,544,516 km (0.075 R)
• M23: 37,906,305 km (0.095 R)
• M24: 39,584,793 km (0.074 R)
• M25: 41,751,868 km (0.049 R)
• M26: 43,996,734 km (0.102 R)
• M27: 50,875,842 km (0.116 R)
• M28: 57,159,252 km (0.119 R)
• M29: 58,438,314 km (0.098 R)
• M30: 67,727,145 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.2

Radius: 3.7

Gravity: 68.68 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 8.16 AU - 11.14 AU

Year: 19060 Days

Day: 19.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 61,004,806 km

• M1: 47,123 km (0.038 R)
• M2: 191,036 km (0.119 R)
• M3: 720,613 km (0.118 R)
• M4: 1,371,364 km (0.096 R)
• M5: 2,125,786 km (0.089 R)
• M6: 2,391,023 km (0.09 R)
• M7: 2,829,644 km (0.105 R)
• M8: 3,465,584 km (0.096 R)
• M9: 4,431,388 km (0.1 R)
• M10: 5,604,535 km (0.111 R)
• M11: 6,196,643 km (0.044 R)
• M12: 7,454,312 km (0.043 R)
• M13: 8,435,226 km (0.088 R)
• M14: 8,597,539 km (0.098 R)
• M15: 8,928,599 km (0.048 R)
• M16: 9,268,037 km (0.097 R)
• M17: 9,674,793 km (0.119 R)
• M18: 13,005,141 km (0.09 R)
• M19: 15,849,894 km (0.028 R)
• M20: 16,515,306 km (0.102 R)
• M21: 16,684,501 km (0.082 R)
• M22: 27,639,703 km (0.083 R)
• M23: 30,087,423 km (0.042 R)
• M24: 35,690,312 km (0.041 R)
• M25: 39,787,947 km (0.093 R)
• M26: 44,514,492 km (0.116 R)
• M27: 45,835,292 km (0.114 R)
• M28: 47,012,178 km (0.108 R)
• M29: 49,426,089 km (0.107 R)
• M30: 49,601,717 km (0.051 R)
• M31: 53,199,995 km (0.108 R)
• M32: 56,392,114 km (0.037 R)
• M33: 63,154,835 km (0.084 R)
• M34: 72,003,998 km (0.102 R)
• M35: 73,821,762 km (0.037 R)
• M36: 75,437,269 km (0.072 R)
• M37: 76,840,497 km (0.109 R)
• M38: 77,076,114 km (0.093 R)
• M39: 77,785,657 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.2

Radius: 4

Gravity: 20.51 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.9 AU - 10.52 AU

Year: 20743 Days

Day: 19.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,004,806 km

• M1: 49,816 km (0.115 R)
• M2: 323,580 km (0.097 R)
• M3: 902,973 km (0.1 R)
• M4: 2,574,579 km (0.116 R)
• M5: 2,776,836 km (0.11 R)
• M6: 3,474,261 km (0.103 R)
• M7: 3,892,686 km (0.063 R)
• M8: 5,242,209 km (0.077 R)
• M9: 5,829,380 km (0.115 R)
• M10: 7,714,912 km (0.061 R)
• M11: 7,899,964 km (0.08 R)
• M12: 8,769,726 km (0.113 R)
• M13: 9,648,015 km (0.089 R)
• M14: 10,080,952 km (0.117 R)
• M15: 10,640,149 km (0.111 R)
• M16: 13,953,592 km (0.096 R)
• M17: 14,931,363 km (0.099 R)
• M18: 21,136,982 km (0.047 R)
• M19: 24,750,220 km (0.109 R)
• M20: 25,355,941 km (0.086 R)
• M21: 26,178,879 km (0.113 R)
• M22: 26,387,269 km (0.09 R)
• M23: 28,313,641 km (0.088 R)
• M24: 32,563,866 km (0.086 R)
• M25: 35,664,432 km (0.064 R)
• M26: 36,049,197 km (0.116 R)
• M27: 43,749,448 km (0.119 R)
• M28: 50,678,074 km (0.065 R)
• M29: 51,817,561 km (0.119 R)
• M30: 52,311,084 km (0.112 R)
• M31: 55,681,823 km (0.086 R)
• M32: 60,457,885 km (0.113 R)
• M33: 60,639,796 km (0.067 R)
• M34: 60,822,156 km (0.057 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 20,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit