🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.55 AU - 0.77 AU

Year: 352 Days

Day: 40.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,165,530 km

• M1: 326,273 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.2

Radius: 12.9

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.84 AU - 1.1 AU

Year: 627 Days

Day: 8.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,165,530 km

• M1: 165,455 km (0.106 R)
• M2: 734,077 km (0.055 R)
• M3: 1,248,394 km (0.088 R)
• M4: 2,891,577 km (0.081 R)
• M5: 3,518,692 km (0.103 R)
• M6: 5,078,997 km (0.052 R)
• M7: 5,541,404 km (0.093 R)
• M8: 6,104,192 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.3

Radius: 9.6

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.45 AU - 1.75 AU

Year: 1328 Days

Day: 12.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,165,530 km

• M1: 119,379 km (0.113 R)
• M2: 529,726 km (0.093 R)
• M3: 932,294 km (0.116 R)
• M4: 1,298,360 km (0.107 R)
• M5: 1,769,593 km (0.105 R)
• M6: 2,272,990 km (0.082 R)
• M7: 2,962,935 km (0.052 R)
• M8: 3,754,607 km (0.091 R)
• M9: 4,644,116 km (0.088 R)
• M10: 5,118,940 km (0.101 R)
• M11: 6,506,610 km (0.087 R)
• M12: 6,980,237 km (0.119 R)
• M13: 7,996,305 km (0.059 R)
• M14: 8,651,694 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.1

Radius: 13.8

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.28 AU - 3.56 AU

Year: 3273 Days

Day: 14 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,165,530 km

• M1: 176,675 km (0.072 R)
• M2: 759,209 km (0.114 R)
• M3: 1,191,547 km (0.083 R)
• M4: 1,625,082 km (0.108 R)
• M5: 2,215,096 km (0.035 R)
• M6: 3,083,063 km (0.119 R)
• M7: 3,519,888 km (0.098 R)
• M8: 4,054,102 km (0.118 R)
• M9: 4,520,399 km (0.113 R)
• M10: 5,585,087 km (0.095 R)
• M11: 6,573,181 km (0.093 R)
• M12: 7,388,340 km (0.111 R)
• M13: 7,820,677 km (0.099 R)
• M14: 8,454,374 km (0.049 R)
• M15: 12,633,839 km (0.087 R)
• M16: 13,212,185 km (0.063 R)
• M17: 15,656,913 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.4

Radius: 11.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.67 AU - 3.43 AU

Year: 3494 Days

Day: 7.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,165,530 km

• M1: 158,125 km (0.106 R)
• M2: 766,689 km (0.058 R)
• M3: 1,203,964 km (0.079 R)
• M4: 2,245,464 km (0.115 R)
• M5: 3,149,185 km (0.114 R)
• M6: 5,977,333 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.3

Radius: 3.9

Gravity: 33.16 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.51 AU - 7.63 AU

Year: 11047 Days

Day: 19.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,165,530 km

• M1: 49,966 km (0.051 R)
• M2: 223,948 km (0.095 R)
• M3: 375,491 km (0.083 R)
• M4: 625,469 km (0.066 R)
• M5: 947,852 km (0.06 R)
• M6: 1,210,696 km (0.113 R)
• M7: 1,424,920 km (0.109 R)
• M8: 1,995,785 km (0.108 R)
• M9: 2,295,280 km (0.076 R)
• M10: 2,768,309 km (0.102 R)
• M11: 4,011,317 km (0.094 R)
• M12: 4,754,220 km (0.07 R)
• M13: 6,811,041 km (0.059 R)
• M14: 8,381,969 km (0.106 R)
• M15: 12,504,587 km (0.06 R)
• M16: 15,761,183 km (0.092 R)
• M17: 20,653,033 km (0.025 R)
• M18: 22,313,869 km (0.109 R)
• M19: 23,352,078 km (0.087 R)
• M20: 25,245,538 km (0.074 R)
• M21: 27,141,542 km (0.088 R)
• M22: 27,434,006 km (0.115 R)
• M23: 30,056,456 km (0.049 R)
• M24: 32,951,624 km (0.066 R)
• M25: 33,843,825 km (0.12 R)
• M26: 43,668,815 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 797.1

Radius: 5.1

Gravity: 30.65 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.69 AU - 8.91 AU

Year: 17125 Days

Day: 23.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,165,530 km

• M1: 100,380 km (0.075 R)
• M2: 261,347 km (0.117 R)
• M3: 831,166 km (0.053 R)
• M4: 999,164 km (0.073 R)
• M5: 1,498,372 km (0.092 R)
• M6: 1,877,004 km (0.081 R)
• M7: 2,426,029 km (0.096 R)
• M8: 3,024,271 km (0.084 R)
• M9: 5,179,677 km (0.109 R)
• M10: 8,340,081 km (0.101 R)
• M11: 9,076,252 km (0.088 R)
• M12: 13,206,500 km (0.07 R)
• M13: 13,557,307 km (0.059 R)
• M14: 20,232,214 km (0.085 R)
• M15: 21,846,375 km (0.115 R)
• M16: 26,975,338 km (0.108 R)
• M17: 39,963,874 km (0.098 R)
• M18: 41,889,349 km (0.119 R)
• M19: 42,191,087 km (0.102 R)
• M20: 49,703,294 km (0.1 R)
• M21: 52,450,809 km (0.086 R)
• M22: 60,525,503 km (0.079 R)
• M23: 62,666,099 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 19,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit