🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.67 AU - 0.97 AU

Year: 278 Days

Day: 17.1 Hours

Environment

Temp: 120 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.92 AU - 1.22 AU

Year: 415 Days

Day: 43.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.69 AU - 2.57 AU

Year: 1165 Days

Day: 35.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.42 AU - 2.54 AU

Year: 1464 Days

Day: 26.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.78 AU - 4.16 AU

Year: 2422 Days

Day: 24.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.7

Radius: 8.6

Gravity: 12.26 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.6 AU - 5.48 AU

Year: 3625 Days

Day: 8.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,451,030 km

• M1: 107,112 km (0.081 R)
• M2: 431,141 km (0.07 R)
• M3: 805,136 km (0.075 R)
• M4: 1,402,779 km (0.111 R)
• M5: 1,749,397 km (0.075 R)
• M6: 2,138,352 km (0.057 R)
• M7: 2,551,691 km (0.038 R)
• M8: 2,944,984 km (0.112 R)
• M9: 3,458,254 km (0.109 R)
• M10: 3,985,287 km (0.117 R)
• M11: 4,279,995 km (0.073 R)
• M12: 5,720,623 km (0.078 R)
• M13: 7,699,204 km (0.071 R)
• M14: 8,266,629 km (0.105 R)
• M15: 8,747,885 km (0.088 R)
• M16: 9,091,960 km (0.053 R)
• M17: 10,731,852 km (0.027 R)
• M18: 14,269,692 km (0.102 R)
• M19: 14,640,096 km (0.095 R)
• M20: 15,071,237 km (0.085 R)
• M21: 19,599,415 km (0.082 R)
• M22: 20,322,123 km (0.091 R)
• M23: 20,791,262 km (0.106 R)
• M24: 21,130,699 km (0.102 R)
• M25: 24,354,384 km (0.058 R)
• M26: 26,517,569 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.3

Radius: 14.4

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.18 AU - 8.6 AU

Year: 6777 Days

Day: 9.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,451,030 km

• M1: 179,069 km (0.045 R)
• M2: 982,409 km (0.1 R)
• M3: 1,458,878 km (0.088 R)
• M4: 2,014,934 km (0.113 R)
• M5: 2,560,816 km (0.082 R)
• M6: 3,383,006 km (0.061 R)
• M7: 4,402,665 km (0.035 R)
• M8: 5,650,760 km (0.112 R)
• M9: 6,498,980 km (0.066 R)
• M10: 7,123,103 km (0.109 R)
• M11: 9,015,216 km (0.088 R)
• M12: 10,126,280 km (0.094 R)
• M13: 10,665,131 km (0.083 R)
• M14: 11,378,713 km (0.118 R)
• M15: 11,961,547 km (0.083 R)
• M16: 13,129,756 km (0.119 R)
• M17: 15,054,333 km (0.102 R)
• M18: 29,306,073 km (0.113 R)
• M19: 32,998,298 km (0.057 R)
• M20: 33,534,607 km (0.116 R)
• M21: 38,982,812 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.2

Radius: 10

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.33 AU - 9.47 AU

Year: 9123 Days

Day: 6.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,451,030 km

• M1: 156,629 km (0.094 R)
• M2: 820,096 km (0.118 R)
• M3: 1,241,064 km (0.038 R)
• M4: 1,751,791 km (0.114 R)
• M5: 2,333,428 km (0.105 R)
• M6: 3,001,083 km (0.118 R)
• M7: 4,333,252 km (0.091 R)
• M8: 4,688,098 km (0.092 R)
• M9: 7,965,488 km (0.1 R)
• M10: 13,406,812 km (0.088 R)
• M11: 21,349,112 km (0.103 R)
• M12: 23,911,574 km (0.042 R)
• M13: 31,389,074 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.7

Radius: 11.4

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.55 AU - 11.75 AU

Year: 13024 Days

Day: 11 Hours

Environment

Temp: -175 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,451,030 km

• M1: 144,063 km (0.075 R)
• M2: 719,715 km (0.115 R)
• M3: 1,293,423 km (0.092 R)
• M4: 1,685,818 km (0.095 R)
• M5: 2,275,234 km (0.118 R)
• M6: 2,741,531 km (0.082 R)
• M7: 3,169,979 km (0.1 R)
• M8: 3,561,177 km (0.086 R)
• M9: 4,634,093 km (0.117 R)
• M10: 5,425,167 km (0.119 R)
• M11: 7,499,192 km (0.044 R)
• M12: 11,560,325 km (0.119 R)
• M13: 13,885,076 km (0.085 R)
• M14: 14,582,501 km (0.11 R)
• M15: 17,447,899 km (0.068 R)
• M16: 22,609,923 km (0.093 R)
• M17: 26,319,801 km (0.11 R)
• M18: 31,593,425 km (0.07 R)
• M19: 38,068,918 km (0.053 R)
• M20: 41,831,155 km (0.08 R)
• M21: 43,876,307 km (0.098 R)
• M22: 61,756,993 km (0.053 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: 461 - 11,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit