🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.42 AU - 0.62 AU

Year: 137 Days

Day: 36.4 Hours

Environment

Temp: 222 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.48 AU - 0.74 AU

Year: 174 Days

Day: 31.1 Hours

Environment

Temp: 180 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 95,939,550 km

• M1: 45,627 km (0.057 R)
• M2: 460,313 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.21 AU - 2.85 AU

Year: 1470 Days

Day: 37.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.7

Radius: 10.7

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.89 AU - 7.09 AU

Year: 6750 Days

Day: 7.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,939,550 km

• M1: 133,142 km (0.101 R)
• M2: 614,548 km (0.085 R)
• M3: 1,159,383 km (0.119 R)
• M4: 2,742,578 km (0.104 R)
• M5: 5,079,895 km (0.099 R)
• M6: 7,045,910 km (0.07 R)
• M7: 7,539,433 km (0.03 R)
• M8: 7,894,579 km (0.105 R)
• M9: 10,556,075 km (0.08 R)
• M10: 11,510,659 km (0.074 R)
• M11: 12,964,899 km (0.06 R)
• M12: 15,151,871 km (0.078 R)
• M13: 19,571,141 km (0.105 R)
• M14: 20,547,866 km (0.115 R)
• M15: 22,761,466 km (0.085 R)
• M16: 24,608,999 km (0.076 R)
• M17: 28,315,287 km (0.056 R)
• M18: 30,251,532 km (0.099 R)
• M19: 31,252,042 km (0.079 R)
• M20: 32,068,248 km (0.114 R)
• M21: 34,819,204 km (0.078 R)
• M22: 39,000,015 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.6

Radius: 9.2

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.37 AU - 10.25 AU

Year: 8750 Days

Day: 10 Hours

Environment

Temp: -169 °C

Axial Tilt: 130.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 95,939,550 km

• M1: 137,630 km (0.082 R)
• M2: 502,649 km (0.106 R)
• M3: 1,151,305 km (0.097 R)
• M4: 1,981,125 km (0.073 R)
• M5: 3,370,440 km (0.119 R)
• M6: 3,995,759 km (0.092 R)
• M7: 7,197,303 km (0.069 R)
• M8: 10,933,061 km (0.087 R)
• M9: 12,071,052 km (0.099 R)
• M10: 12,903,864 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.6

Radius: 3.6

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 10.91 AU - 14.31 AU

Year: 16355 Days

Day: 18.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,939,550 km

• M1: 70,012 km (0.102 R)
• M2: 253,868 km (0.083 R)
• M3: 559,346 km (0.116 R)
• M4: 857,495 km (0.083 R)
• M5: 974,630 km (0.114 R)
• M6: 1,208,751 km (0.049 R)
• M7: 1,392,756 km (0.083 R)
• M8: 1,774,081 km (0.068 R)
• M9: 2,895,616 km (0.085 R)
• M10: 3,960,903 km (0.081 R)
• M11: 4,971,137 km (0.116 R)
• M12: 5,292,922 km (0.08 R)
• M13: 5,504,902 km (0.063 R)
• M14: 6,274,583 km (0.098 R)
• M15: 7,789,860 km (0.075 R)
• M16: 10,589,584 km (0.088 R)
• M17: 10,781,070 km (0.106 R)
• M18: 12,082,122 km (0.111 R)
• M19: 12,609,156 km (0.084 R)
• M20: 16,478,505 km (0.032 R)
• M21: 21,449,492 km (0.114 R)
• M22: 22,931,558 km (0.097 R)
• M23: 27,694,007 km (0.093 R)
• M24: 32,067,052 km (0.104 R)
• M25: 33,177,068 km (0.035 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.7

Radius: 5.9

Gravity: 16.71 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 17.15 AU - 21.25 AU

Year: 30729 Days

Day: 16.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 95,939,550 km

• M1: 73,303 km (0.069 R)
• M2: 265,087 km (0.105 R)
• M3: 720,613 km (0.027 R)
• M4: 1,012,927 km (0.062 R)
• M5: 1,301,651 km (0.118 R)
• M6: 2,957,101 km (0.091 R)
• M7: 3,487,276 km (0.094 R)
• M8: 3,841,225 km (0.084 R)
• M9: 4,435,278 km (0.088 R)
• M10: 5,586,882 km (0.119 R)
• M11: 7,175,911 km (0.074 R)
• M12: 7,695,464 km (0.102 R)
• M13: 8,751,027 km (0.11 R)
• M14: 11,771,408 km (0.069 R)
• M15: 12,493,217 km (0.064 R)
• M16: 15,506,717 km (0.064 R)
• M17: 17,733,780 km (0.084 R)
• M18: 18,489,250 km (0.112 R)
• M19: 20,369,096 km (0.066 R)
• M20: 21,833,211 km (0.107 R)
• M21: 22,590,924 km (0.099 R)
• M22: 27,885,791 km (0.085 R)
• M23: 33,808,221 km (0.078 R)
• M24: 35,557,918 km (0.097 R)
• M25: 39,553,976 km (0.074 R)
• M26: 45,566,913 km (0.05 R)
• M27: 60,837,116 km (0.087 R)
• M28: 64,737,581 km (0.119 R)
• M29: 66,974,967 km (0.1 R)
• M30: 68,571,326 km (0.073 R)
• M31: 69,032,087 km (0.08 R)
• M32: 69,494,943 km (0.072 R)
• M33: 73,032,184 km (0.116 R)
• M34: 73,272,139 km (0.097 R)
• M35: 84,096,892 km (0.102 R)
• M36: 84,360,633 km (0.111 R)
• M37: 90,855,424 km (0.082 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 11,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit