🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.49 AU - 0.75 AU

Year: 185 Days

Day: 32.7 Hours

Environment

Temp: 128 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 103,082,033 km

• M1: 59,091 km (0.034 R)
• M2: 247,884 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.56 AU - 0.68 AU

Year: 185 Days

Day: 33.1 Hours

Environment

Temp: 158 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.77 AU - 1.01 AU

Year: 318 Days

Day: 30.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.1 AU - 1.78 AU

Year: 654 Days

Day: 12.8 Hours

Environment

Temp: -49 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,082,033 km

• M1: 26,778 km (0.079 R)
• M2: 233,522 km (0.051 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.5 AU - 2.04 AU

Year: 892 Days

Day: 46 Hours

Environment

Temp: -69 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,082,033 km

• M1: 247,584 km (0.091 R)

Asteroid Belt

Center: 3.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.6

Radius: 8.7

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.87 AU - 5.73 AU

Year: 4621 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 103,082,033 km

• M1: 256,710 km (0.08 R)
• M2: 661,073 km (0.08 R)
• M3: 1,061,995 km (0.093 R)
• M4: 1,676,543 km (0.102 R)
• M5: 1,999,675 km (0.075 R)
• M6: 2,480,931 km (0.063 R)
• M7: 3,446,885 km (0.046 R)
• M8: 3,872,640 km (0.118 R)
• M9: 4,759,755 km (0.098 R)
• M10: 5,091,863 km (0.119 R)
• M11: 6,154,606 km (0.096 R)
• M12: 7,706,983 km (0.1 R)
• M13: 9,320,546 km (0.078 R)
• M14: 11,692,719 km (0.093 R)
• M15: 18,158,190 km (0.114 R)
• M16: 19,808,852 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.8

Radius: 13.5

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.05 AU - 7.57 AU

Year: 6003 Days

Day: 6.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 103,082,033 km

• M1: 171,589 km (0.096 R)
• M2: 758,312 km (0.111 R)
• M3: 1,461,721 km (0.038 R)
• M4: 2,390,424 km (0.12 R)
• M5: 3,682,352 km (0.095 R)
• M6: 4,123,067 km (0.104 R)
• M7: 4,704,105 km (0.067 R)
• M8: 6,350,729 km (0.104 R)
• M9: 8,044,625 km (0.047 R)
• M10: 9,204,458 km (0.06 R)
• M11: 10,022,758 km (0.1 R)
• M12: 11,607,897 km (0.052 R)
• M13: 14,011,037 km (0.069 R)
• M14: 14,689,015 km (0.117 R)
• M15: 20,635,381 km (0.106 R)
• M16: 22,877,105 km (0.08 R)
• M17: 25,276,954 km (0.082 R)
• M18: 28,283,572 km (0.095 R)
• M19: 30,571,970 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778.8

Radius: 3.8

Gravity: 53.93 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 16.59 AU - 19.95 AU

Year: 29577 Days

Day: 20.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 103,082,033 km

• M1: 47,273 km (0.094 R)
• M2: 173,534 km (0.102 R)
• M3: 668,403 km (0.055 R)
• M4: 835,055 km (0.119 R)
• M5: 1,129,464 km (0.095 R)
• M6: 1,676,543 km (0.11 R)
• M7: 2,166,776 km (0.101 R)
• M8: 2,309,043 km (0.114 R)
• M9: 3,886,253 km (0.054 R)
• M10: 5,224,107 km (0.089 R)
• M11: 5,927,068 km (0.082 R)
• M12: 6,065,595 km (0.119 R)
• M13: 6,841,260 km (0.114 R)
• M14: 9,188,152 km (0.088 R)
• M15: 9,561,997 km (0.093 R)
• M16: 10,676,501 km (0.096 R)
• M17: 11,371,084 km (0.081 R)
• M18: 12,095,137 km (0.071 R)
• M19: 12,849,410 km (0.071 R)
• M20: 15,736,649 km (0.117 R)
• M21: 18,532,334 km (0.046 R)
• M22: 20,464,091 km (0.078 R)
• M23: 21,532,818 km (0.085 R)
• M24: 22,302,799 km (0.115 R)
• M25: 23,434,207 km (0.107 R)
• M26: 25,323,180 km (0.091 R)
• M27: 25,933,688 km (0.107 R)
• M28: 26,056,957 km (0.108 R)
• M29: 29,939,471 km (0.038 R)
• M30: 31,735,243 km (0.058 R)
• M31: 33,164,651 km (0.084 R)
• M32: 50,462,503 km (0.063 R)
• M33: 53,796,441 km (0.043 R)
• M34: 56,857,364 km (0.116 R)
• M35: 61,992,909 km (0.103 R)
• M36: 67,429,146 km (0.088 R)
• M37: 73,174,302 km (0.102 R)
• M38: 81,066,637 km (0.076 R)
• M39: 100,325,119 km (0.11 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: 274 - 16,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit