🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.96 AU - 1.32 AU

Year: 469 Days

Day: 19.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 23.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.07 AU - 1.45 AU

Year: 545 Days

Day: 30.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.21 AU - 3.11 AU

Year: 1670 Days

Day: 12.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,109,181 km

• M1: 30,219 km (0.092 R)
• M2: 270,623 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.3

Radius: 9

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.3 AU - 4.54 AU

Year: 3578 Days

Day: 12.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,109,181 km

• M1: 112,498 km (0.068 R)
• M2: 637,885 km (0.106 R)
• M3: 977,921 km (0.119 R)
• M4: 1,314,367 km (0.102 R)
• M5: 1,815,969 km (0.037 R)
• M6: 2,520,126 km (0.097 R)
• M7: 2,962,038 km (0.067 R)
• M8: 4,460,859 km (0.094 R)
• M9: 4,777,857 km (0.054 R)
• M10: 5,877,401 km (0.073 R)
• M11: 6,349,382 km (0.073 R)
• M12: 6,719,936 km (0.073 R)
• M13: 7,203,137 km (0.045 R)
• M14: 8,718,115 km (0.116 R)
• M15: 10,434,751 km (0.118 R)
• M16: 11,350,140 km (0.102 R)
• M17: 16,056,639 km (0.069 R)
• M18: 18,367,776 km (0.117 R)
• M19: 18,804,901 km (0.069 R)
• M20: 22,555,619 km (0.114 R)
• M21: 25,137,229 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.7

Radius: 11.3

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.14 AU - 11.38 AU

Year: 11739 Days

Day: 9.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 94,109,181 km

• M1: 142,118 km (0.093 R)
• M2: 496,366 km (0.102 R)
• M3: 956,379 km (0.038 R)
• M4: 1,606,083 km (0.084 R)
• M5: 2,212,403 km (0.11 R)
• M6: 4,036,899 km (0.083 R)
• M7: 4,464,449 km (0.119 R)
• M8: 6,034,030 km (0.11 R)
• M9: 8,150,541 km (0.081 R)
• M10: 10,621,150 km (0.069 R)
• M11: 11,076,675 km (0.087 R)
• M12: 12,027,220 km (0.054 R)
• M13: 13,790,381 km (0.085 R)
• M14: 15,850,194 km (0.098 R)
• M15: 16,715,468 km (0.073 R)
• M16: 18,322,897 km (0.05 R)
• M17: 19,275,835 km (0.103 R)
• M18: 22,830,580 km (0.106 R)
• M19: 23,335,473 km (0.119 R)
• M20: 29,095,290 km (0.059 R)
• M21: 32,566,260 km (0.076 R)
• M22: 33,421,511 km (0.063 R)
• M23: 36,304,262 km (0.12 R)
• M24: 40,810,000 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.1

Radius: 12.1

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 9.14 AU - 11.94 AU

Year: 13174 Days

Day: 10.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 94,109,181 km

• M1: 150,495 km (0.12 R)
• M2: 694,583 km (0.09 R)
• M3: 2,004,163 km (0.086 R)
• M4: 2,712,509 km (0.088 R)
• M5: 4,533,863 km (0.06 R)
• M6: 5,086,627 km (0.114 R)
• M7: 6,893,919 km (0.113 R)
• M8: 10,745,765 km (0.076 R)
• M9: 11,260,232 km (0.103 R)
• M10: 12,524,783 km (0.108 R)
• M11: 13,159,227 km (0.114 R)
• M12: 13,815,064 km (0.083 R)
• M13: 15,334,530 km (0.089 R)
• M14: 19,786,263 km (0.066 R)
• M15: 23,475,945 km (0.03 R)
• M16: 29,113,990 km (0.096 R)
• M17: 40,183,334 km (0.117 R)
• M18: 42,832,862 km (0.087 R)
• M19: 44,711,363 km (0.113 R)
• M20: 49,254,949 km (0.104 R)
• M21: 52,940,442 km (0.065 R)
• M22: 54,264,234 km (0.084 R)
• M23: 54,934,283 km (0.03 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880

Radius: 6.2

Gravity: 22.89 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 14.59 AU - 17.09 AU

Year: 24272 Days

Day: 23.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 94,109,181 km

• M1: 100,679 km (0.069 R)
• M2: 476,918 km (0.099 R)
• M3: 785,090 km (0.092 R)
• M4: 1,148,164 km (0.11 R)
• M5: 1,511,387 km (0.026 R)
• M6: 2,097,362 km (0.108 R)
• M7: 2,418,250 km (0.117 R)
• M8: 7,346,602 km (0.097 R)
• M9: 16,768,276 km (0.12 R)
• M10: 18,046,889 km (0.101 R)
• M11: 21,211,332 km (0.104 R)
• M12: 31,643,839 km (0.07 R)
• M13: 33,026,124 km (0.039 R)
• M14: 33,307,368 km (0.119 R)
• M15: 35,174,349 km (0.073 R)
• M16: 37,719,607 km (0.114 R)
• M17: 42,838,846 km (0.1 R)
• M18: 57,013,095 km (0.096 R)
• M19: 58,849,558 km (0.096 R)
• M20: 69,775,289 km (0.077 R)
• M21: 71,875,494 km (0.062 R)
• M22: 80,697,879 km (0.051 R)
• M23: 89,940,933 km (0.062 R)
• M24: 91,316,335 km (0.092 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 12,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit