🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.54 AU - 0.7 AU

Year: 173 Days

Day: 31.7 Hours

Environment

Temp: 229 °C

Axial Tilt: 26.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.77 AU - 0.99 AU

Year: 293 Days

Day: 15.2 Hours

Environment

Temp: 96 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.87 AU - 2.17 AU

Year: 1019 Days

Day: 27.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.31 AU - 2.45 AU

Year: 1303 Days

Day: 30.1 Hours

Environment

Temp: -76 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.42 AU - 4.82 AU

Year: 3523 Days

Day: 34.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,043,694 km

• M1: 1,054,815 km (0.109 R)
• M2: 2,384,590 km (0.086 R)

Asteroid Belt

Center: 7.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.3

Radius: 9.9

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 10.13 AU - 11.85 AU

Year: 12925 Days

Day: 5.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,043,694 km

• M1: 123,269 km (0.07 R)
• M2: 490,083 km (0.053 R)
• M3: 814,261 km (0.086 R)
• M4: 1,314,816 km (0.108 R)
• M5: 1,676,095 km (0.1 R)
• M6: 1,994,738 km (0.071 R)
• M7: 3,156,216 km (0.091 R)
• M8: 3,513,605 km (0.114 R)
• M9: 3,869,798 km (0.034 R)
• M10: 4,719,813 km (0.094 R)
• M11: 6,870,133 km (0.107 R)
• M12: 8,689,093 km (0.087 R)
• M13: 9,977,131 km (0.083 R)
• M14: 11,270,704 km (0.081 R)
• M15: 11,625,849 km (0.119 R)
• M16: 14,882,744 km (0.119 R)
• M17: 18,538,617 km (0.089 R)
• M18: 22,941,581 km (0.114 R)
• M19: 25,688,797 km (0.109 R)
• M20: 29,533,761 km (0.1 R)
• M21: 31,359,454 km (0.111 R)
• M22: 34,114,149 km (0.11 R)
• M23: 35,108,975 km (0.097 R)
• M24: 35,867,585 km (0.072 R)
• M25: 36,637,267 km (0.103 R)
• M26: 43,774,731 km (0.067 R)
• M27: 47,822,400 km (0.117 R)
• M28: 50,016,402 km (0.111 R)
• M29: 53,100,063 km (0.082 R)
• M30: 57,347,596 km (0.1 R)
• M31: 58,047,564 km (0.06 R)
• M32: 58,753,217 km (0.042 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.6

Radius: 13.7

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 10.54 AU - 12.62 AU

Year: 13980 Days

Day: 9.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,043,694 km

• M1: 170,542 km (0.065 R)
• M2: 596,896 km (0.112 R)
• M3: 1,316,162 km (0.102 R)
• M4: 1,869,225 km (0.092 R)
• M5: 3,175,514 km (0.104 R)
• M6: 4,332,953 km (0.11 R)
• M7: 5,964,018 km (0.09 R)
• M8: 8,734,272 km (0.057 R)
• M9: 9,584,736 km (0.084 R)
• M10: 10,095,014 km (0.063 R)
• M11: 12,519,696 km (0.095 R)
• M12: 16,366,157 km (0.066 R)
• M13: 20,100,269 km (0.114 R)
• M14: 20,867,706 km (0.061 R)
• M15: 22,984,516 km (0.115 R)
• M16: 23,439,742 km (0.025 R)
• M17: 27,217,238 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 341.6

Radius: 6.5

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 12.16 AU - 15.72 AU

Year: 18464 Days

Day: 17.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 82,043,694 km

• M1: 80,932 km (0.084 R)
• M2: 328,218 km (0.069 R)
• M3: 594,951 km (0.06 R)
• M4: 831,764 km (0.085 R)
• M5: 2,386,086 km (0.089 R)
• M6: 2,813,338 km (0.063 R)
• M7: 3,190,923 km (0.108 R)
• M8: 5,569,230 km (0.083 R)
• M9: 6,242,121 km (0.116 R)
• M10: 8,159,965 km (0.055 R)
• M11: 9,277,761 km (0.098 R)
• M12: 11,342,959 km (0.108 R)
• M13: 11,576,781 km (0.086 R)
• M14: 13,175,832 km (0.086 R)
• M15: 14,162,430 km (0.099 R)
• M16: 14,777,577 km (0.069 R)
• M17: 16,654,731 km (0.094 R)
• M18: 17,262,846 km (0.106 R)
• M19: 17,650,454 km (0.109 R)
• M20: 18,442,874 km (0.079 R)
• M21: 20,183,894 km (0.08 R)
• M22: 22,487,851 km (0.085 R)
• M23: 28,140,407 km (0.057 R)
• M24: 30,893,007 km (0.079 R)
• M25: 32,042,667 km (0.117 R)
• M26: 32,628,044 km (0.054 R)
• M27: 37,183,299 km (0.065 R)
• M28: 38,352,107 km (0.112 R)
• M29: 39,679,339 km (0.064 R)
• M30: 44,420,844 km (0.12 R)
• M31: 46,032,162 km (0.097 R)
• M32: 48,291,689 km (0.089 R)
• M33: 51,417,985 km (0.104 R)
• M34: 53,030,500 km (0.104 R)
• M35: 53,684,841 km (0.057 R)
• M36: 54,179,113 km (0.118 R)
• M37: 56,017,521 km (0.036 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.6

Radius: 4.2

Gravity: 18.91 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 15.8 AU - 24.5 AU

Year: 32089 Days

Day: 23.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,043,694 km

• M1: 52,210 km (0.113 R)
• M2: 530,474 km (0.048 R)
• M3: 708,196 km (0.116 R)
• M4: 890,107 km (0.034 R)
• M5: 1,493,286 km (0.065 R)
• M6: 1,666,071 km (0.108 R)
• M7: 1,950,307 km (0.085 R)
• M8: 2,114,566 km (0.116 R)
• M9: 2,424,682 km (0.098 R)
• M10: 3,331,993 km (0.116 R)
• M11: 3,845,862 km (0.026 R)
• M12: 4,105,115 km (0.107 R)
• M13: 4,480,606 km (0.093 R)
• M14: 5,703,120 km (0.093 R)
• M15: 5,912,407 km (0.09 R)
• M16: 6,847,843 km (0.095 R)
• M17: 7,180,399 km (0.027 R)
• M18: 7,826,512 km (0.087 R)
• M19: 14,997,935 km (0.111 R)
• M20: 18,389,468 km (0.1 R)
• M21: 22,156,043 km (0.116 R)
• M22: 22,465,411 km (0.093 R)
• M23: 22,777,622 km (0.043 R)
• M24: 23,304,506 km (0.062 R)
• M25: 26,290,629 km (0.076 R)
• M26: 34,366,371 km (0.111 R)
• M27: 36,329,394 km (0.114 R)
• M28: 37,923,210 km (0.105 R)
• M29: 47,444,067 km (0.058 R)
• M30: 50,761,549 km (0.097 R)
• M31: 61,229,511 km (0.035 R)
• M32: 64,315,266 km (0.097 R)
• M33: 67,719,216 km (0.048 R)
• M34: 75,813,209 km (0.11 R)
• M35: 76,280,852 km (0.086 R)

Kuiper Belt

Range: 30.9 - 52.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 19,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit