🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.43 AU - 0.61 AU

Year: 135 Days

Day: 16.3 Hours

Environment

Temp: 269 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.03 AU - 1.33 AU

Year: 461 Days

Day: 14.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 11.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 69,089,212 km

• M1: 107,561 km (0.073 R)
• M2: 831,465 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.28 AU - 1.88 AU

Year: 715 Days

Day: 12.1 Hours

Environment

Temp: -44 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.46 AU - 2.26 AU

Year: 913 Days

Day: 28.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 63 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.77 AU - 3.25 AU

Year: 1879 Days

Day: 32.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,089,212 km

• M1: 1,774,530 km (0.088 R)

Asteroid Belt

Center: 4.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.7

Radius: 8.8

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 5.47 AU - 5.75 AU

Year: 4782 Days

Day: 12 Hours

Environment

Temp: -137 °C

Axial Tilt: 172.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,089,212 km

• M1: 109,506 km (0.085 R)
• M2: 483,201 km (0.046 R)
• M3: 975,229 km (0.107 R)
• M4: 1,824,047 km (0.057 R)
• M5: 2,505,764 km (0.067 R)
• M6: 2,864,799 km (0.059 R)
• M7: 3,590,199 km (0.107 R)
• M8: 5,949,956 km (0.107 R)
• M9: 7,341,815 km (0.071 R)
• M10: 10,085,888 km (0.117 R)
• M11: 10,515,683 km (0.119 R)
• M12: 13,684,016 km (0.107 R)
• M13: 14,454,894 km (0.099 R)
• M14: 14,801,213 km (0.059 R)
• M15: 18,228,650 km (0.085 R)
• M16: 19,043,360 km (0.104 R)
• M17: 20,434,172 km (0.116 R)
• M18: 20,745,186 km (0.101 R)
• M19: 21,186,050 km (0.048 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.1

Radius: 13.7

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 7.57 AU - 10.53 AU

Year: 9798 Days

Day: 6.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,089,212 km

• M1: 184,753 km (0.079 R)
• M2: 700,118 km (0.1 R)
• M3: 1,570,478 km (0.076 R)
• M4: 2,118,306 km (0.12 R)
• M5: 3,215,307 km (0.108 R)
• M6: 4,464,000 km (0.101 R)
• M7: 5,580,449 km (0.114 R)
• M8: 6,014,283 km (0.112 R)
• M9: 6,579,464 km (0.099 R)
• M10: 8,534,559 km (0.084 R)
• M11: 9,067,277 km (0.101 R)
• M12: 10,004,806 km (0.1 R)
• M13: 10,954,304 km (0.115 R)
• M14: 13,265,890 km (0.07 R)
• M15: 16,694,225 km (0.095 R)
• M16: 22,630,867 km (0.093 R)
• M17: 24,530,460 km (0.076 R)
• M18: 27,864,698 km (0.063 R)
• M19: 29,640,275 km (0.072 R)
• M20: 31,805,854 km (0.108 R)
• M21: 33,415,976 km (0.098 R)
• M22: 34,407,809 km (0.095 R)
• M23: 38,572,165 km (0.109 R)
• M24: 40,900,207 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.3

Radius: 12.3

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 10.89 AU - 11.65 AU

Year: 13616 Days

Day: 10.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,089,212 km

• M1: 153,039 km (0.1 R)
• M2: 575,802 km (0.114 R)
• M3: 1,032,076 km (0.104 R)
• M4: 1,708,856 km (0.062 R)
• M5: 3,009,311 km (0.104 R)
• M6: 3,491,315 km (0.098 R)
• M7: 4,098,383 km (0.065 R)
• M8: 5,677,538 km (0.104 R)
• M9: 6,829,592 km (0.12 R)
• M10: 7,667,788 km (0.072 R)
• M11: 8,946,701 km (0.061 R)
• M12: 9,726,106 km (0.08 R)
• M13: 11,872,685 km (0.098 R)
• M14: 12,285,127 km (0.088 R)
• M15: 17,476,622 km (0.069 R)
• M16: 18,350,423 km (0.11 R)
• M17: 20,258,394 km (0.093 R)
• M18: 21,072,356 km (0.074 R)
• M19: 26,772,035 km (0.066 R)
• M20: 31,323,550 km (0.051 R)
• M21: 34,874,106 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.1

Radius: 7.7

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 14.53 AU - 21.39 AU

Year: 27392 Days

Day: 21.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,089,212 km

• M1: 100,979 km (0.106 R)
• M2: 435,928 km (0.082 R)
• M3: 719,715 km (0.055 R)
• M4: 1,116,449 km (0.116 R)
• M5: 1,653,206 km (0.061 R)
• M6: 2,139,848 km (0.089 R)
• M7: 3,045,214 km (0.065 R)
• M8: 3,314,042 km (0.119 R)
• M9: 3,628,048 km (0.111 R)
• M10: 4,449,938 km (0.108 R)
• M11: 5,866,780 km (0.112 R)
• M12: 6,857,716 km (0.072 R)
• M13: 8,679,668 km (0.069 R)
• M14: 8,948,496 km (0.074 R)
• M15: 9,502,756 km (0.088 R)
• M16: 10,497,283 km (0.092 R)
• M17: 11,240,036 km (0.099 R)
• M18: 12,555,001 km (0.111 R)
• M19: 15,020,973 km (0.072 R)
• M20: 19,572,787 km (0.065 R)
• M21: 32,938,459 km (0.12 R)
• M22: 34,794,520 km (0.077 R)
• M23: 37,282,033 km (0.083 R)
• M24: 39,885,485 km (0.101 R)
• M25: 42,607,867 km (0.086 R)
• M26: 45,937,617 km (0.103 R)
• M27: 51,163,818 km (0.089 R)
• M28: 53,468,673 km (0.084 R)
• M29: 55,841,744 km (0.108 R)
• M30: 63,381,177 km (0.027 R)
• M31: 74,450,672 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.8

Radius: 6.2

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 15.36 AU - 22.06 AU

Year: 29126 Days

Day: 17.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,089,212 km

• M1: 77,641 km (0.097 R)
• M2: 305,329 km (0.105 R)
• M3: 663,018 km (0.115 R)
• M4: 1,866,832 km (0.099 R)
• M5: 2,153,013 km (0.113 R)
• M6: 2,960,542 km (0.053 R)
• M7: 3,164,593 km (0.117 R)
• M8: 4,170,789 km (0.104 R)
• M9: 4,798,800 km (0.083 R)
• M10: 9,949,605 km (0.111 R)
• M11: 10,585,845 km (0.093 R)
• M12: 11,434,214 km (0.065 R)
• M13: 12,925,106 km (0.088 R)
• M14: 13,542,198 km (0.108 R)
• M15: 23,748,213 km (0.088 R)
• M16: 24,156,316 km (0.053 R)
• M17: 26,703,968 km (0.029 R)
• M18: 28,613,136 km (0.094 R)
• M19: 28,843,666 km (0.044 R)
• M20: 29,075,244 km (0.072 R)
• M21: 33,460,855 km (0.117 R)
• M22: 48,892,623 km (0.044 R)
• M23: 52,771,397 km (0.115 R)
• M24: 53,466,279 km (0.107 R)
• M25: 57,948,082 km (0.088 R)
• M26: 59,433,439 km (0.102 R)
• M27: 63,062,534 km (0.12 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 17,463 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit