🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.52 AU - 0.52 AU

Year: 170 Days

Day: 35.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,710,455 km

• M1: 238,908 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.99 AU - 1.13 AU

Year: 494 Days

Day: 39.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,710,455 km

• M1: 151,243 km (0.047 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.39 AU - 1.45 AU

Year: 767 Days

Day: 15.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2 AU - 2.14 AU

Year: 1349 Days

Day: 33.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.3

Radius: 11.4

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.49 AU - 3.03 AU

Year: 2077 Days

Day: 7.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,710,455 km

• M1: 142,268 km (0.102 R)
• M2: 530,025 km (0.052 R)
• M3: 893,398 km (0.064 R)
• M4: 1,286,691 km (0.09 R)
• M5: 2,918,654 km (0.026 R)
• M6: 3,471,718 km (0.103 R)
• M7: 4,029,867 km (0.114 R)
• M8: 5,230,839 km (0.093 R)
• M9: 5,680,231 km (0.042 R)
• M10: 6,326,644 km (0.109 R)
• M11: 7,375,773 km (0.066 R)
• M12: 9,023,594 km (0.097 R)
• M13: 9,875,105 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.1

Radius: 11.6

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.9 AU - 7.2 AU

Year: 8480 Days

Day: 11.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,710,455 km

• M1: 145,110 km (0.103 R)
• M2: 1,115,851 km (0.029 R)
• M3: 1,721,572 km (0.093 R)
• M4: 3,035,042 km (0.052 R)
• M5: 5,556,514 km (0.061 R)
• M6: 6,301,960 km (0.112 R)
• M7: 7,077,924 km (0.106 R)
• M8: 7,765,925 km (0.119 R)
• M9: 8,779,151 km (0.096 R)
• M10: 9,530,880 km (0.118 R)
• M11: 11,451,717 km (0.077 R)
• M12: 12,298,142 km (0.1 R)
• M13: 13,132,449 km (0.092 R)
• M14: 15,502,379 km (0.094 R)
• M15: 16,600,427 km (0.057 R)
• M16: 19,502,177 km (0.068 R)
• M17: 20,277,243 km (0.081 R)
• M18: 24,545,869 km (0.082 R)
• M19: 28,026,862 km (0.102 R)
• M20: 28,742,538 km (0.04 R)
• M21: 30,491,038 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.4

Radius: 5.3

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 10.26 AU - 12.5 AU

Year: 17392 Days

Day: 19.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,710,455 km

• M1: 68,815 km (0.088 R)
• M2: 402,269 km (0.052 R)
• M3: 984,952 km (0.109 R)
• M4: 2,531,495 km (0.095 R)
• M5: 5,175,338 km (0.092 R)
• M6: 7,881,713 km (0.109 R)
• M7: 8,774,214 km (0.079 R)
• M8: 8,960,464 km (0.065 R)
• M9: 10,287,696 km (0.098 R)
• M10: 16,769,024 km (0.09 R)
• M11: 21,512,623 km (0.085 R)
• M12: 30,137,837 km (0.115 R)
• M13: 31,750,353 km (0.109 R)
• M14: 45,787,570 km (0.086 R)
• M15: 48,203,426 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.8

Radius: 4.6

Gravity: 37.61 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 12.47 AU - 13.05 AU

Year: 20650 Days

Day: 22.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,710,455 km

• M1: 59,241 km (0.1 R)
• M2: 216,618 km (0.04 R)
• M3: 671,994 km (0.118 R)
• M4: 1,542,653 km (0.119 R)
• M5: 1,700,329 km (0.084 R)
• M6: 2,111,125 km (0.104 R)
• M7: 2,373,969 km (0.042 R)
• M8: 3,710,326 km (0.101 R)
• M9: 4,226,888 km (0.106 R)
• M10: 5,361,737 km (0.085 R)
• M11: 6,106,735 km (0.113 R)
• M12: 7,252,654 km (0.11 R)
• M13: 7,597,477 km (0.102 R)
• M14: 9,841,146 km (0.071 R)
• M15: 12,282,434 km (0.059 R)
• M16: 14,243,662 km (0.102 R)
• M17: 16,912,488 km (0.104 R)
• M18: 19,517,436 km (0.045 R)
• M19: 23,319,466 km (0.108 R)
• M20: 24,396,271 km (0.104 R)
• M21: 26,187,406 km (0.067 R)
• M22: 31,691,411 km (0.109 R)
• M23: 31,952,460 km (0.106 R)
• M24: 52,538,623 km (0.069 R)
• M25: 53,456,106 km (0.091 R)
• M26: 61,386,140 km (0.084 R)
• M27: 64,472,494 km (0.11 R)
• M28: 70,952,624 km (0.092 R)
• M29: 76,438,977 km (0.092 R)
• M30: 78,806,064 km (0.117 R)
• M31: 81,465,764 km (0.099 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 18,017 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit