🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.63 AU - 0.87 AU

Year: 288 Days

Day: 18.2 Hours

Environment

Temp: -27 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,145,868 km

• M1: 36,651 km (0.097 R)
• M2: 75,098 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.83 AU - 0.85 AU

Year: 341 Days

Day: 43.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.98 AU - 1.22 AU

Year: 511 Days

Day: 13.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.3 AU - 2.48 AU

Year: 1637 Days

Day: 44.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,145,868 km

• M1: 296,204 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596

Radius: 13.2

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.39 AU - 2.77 AU

Year: 1836 Days

Day: 8.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,145,868 km

• M1: 164,109 km (0.09 R)
• M2: 785,389 km (0.097 R)
• M3: 1,790,687 km (0.063 R)
• M4: 2,315,476 km (0.095 R)
• M5: 3,924,102 km (0.113 R)
• M6: 4,501,101 km (0.044 R)
• M7: 5,307,284 km (0.103 R)
• M8: 6,280,867 km (0.078 R)
• M9: 6,914,862 km (0.106 R)
• M10: 7,535,544 km (0.116 R)
• M11: 8,826,723 km (0.05 R)
• M12: 9,299,153 km (0.114 R)
• M13: 9,788,488 km (0.109 R)
• M14: 11,958,106 km (0.08 R)
• M15: 12,381,169 km (0.116 R)
• M16: 12,974,175 km (0.104 R)
• M17: 14,735,839 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.4

Radius: 12.9

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.83 AU - 3.29 AU

Year: 2371 Days

Day: 5.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 93,145,868 km

• M1: 161,416 km (0.106 R)
• M2: 747,690 km (0.1 R)
• M3: 1,345,782 km (0.112 R)
• M4: 2,278,974 km (0.099 R)
• M5: 3,907,496 km (0.077 R)
• M6: 5,047,881 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.7

Radius: 9.4

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.56 AU - 4.26 AU

Year: 3425 Days

Day: 12.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 93,145,868 km

• M1: 203,752 km (0.07 R)
• M2: 630,854 km (0.06 R)
• M3: 1,088,175 km (0.103 R)
• M4: 1,430,455 km (0.085 R)
• M5: 2,179,043 km (0.077 R)
• M6: 2,633,671 km (0.106 R)
• M7: 3,024,121 km (0.081 R)
• M8: 3,900,914 km (0.11 R)
• M9: 5,427,710 km (0.106 R)
• M10: 5,921,084 km (0.116 R)
• M11: 6,934,460 km (0.1 R)
• M12: 7,649,238 km (0.119 R)
• M13: 10,793,935 km (0.117 R)
• M14: 11,574,836 km (0.069 R)
• M15: 12,346,611 km (0.111 R)
• M16: 13,992,338 km (0.091 R)
• M17: 18,493,738 km (0.105 R)
• M18: 21,103,173 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.1

Radius: 9.4

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 7.4 AU - 8.66 AU

Year: 10079 Days

Day: 10.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,145,868 km

• M1: 120,127 km (0.113 R)
• M2: 445,502 km (0.113 R)
• M3: 958,922 km (0.114 R)
• M4: 1,701,377 km (0.086 R)
• M5: 2,543,463 km (0.066 R)
• M6: 3,114,328 km (0.114 R)
• M7: 3,590,648 km (0.112 R)
• M8: 6,069,186 km (0.116 R)
• M9: 10,055,969 km (0.096 R)
• M10: 10,361,298 km (0.114 R)
• M11: 11,533,996 km (0.092 R)
• M12: 14,141,337 km (0.049 R)
• M13: 15,246,417 km (0.093 R)
• M14: 15,649,732 km (0.087 R)
• M15: 16,338,032 km (0.115 R)
• M16: 17,190,291 km (0.109 R)
• M17: 19,372,176 km (0.04 R)
• M18: 20,980,503 km (0.108 R)
• M19: 21,902,026 km (0.044 R)
• M20: 24,736,457 km (0.083 R)
• M21: 28,308,106 km (0.054 R)
• M22: 28,815,841 km (0.097 R)
• M23: 35,742,821 km (0.115 R)
• M24: 36,335,976 km (0.096 R)
• M25: 37,663,807 km (0.035 R)
• M26: 43,568,734 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.9

Radius: 6.2

Gravity: 18.29 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 14.94 AU - 15.84 AU

Year: 26742 Days

Day: 20.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 108.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 93,145,868 km

• M1: 79,137 km (0.111 R)
• M2: 343,626 km (0.103 R)
• M3: 619,934 km (0.115 R)
• M4: 1,789,490 km (0.113 R)
• M5: 2,208,962 km (0.118 R)
• M6: 2,615,120 km (0.119 R)
• M7: 2,903,695 km (0.097 R)
• M8: 8,901,821 km (0.106 R)
• M9: 9,555,863 km (0.109 R)
• M10: 12,863,622 km (0.067 R)
• M11: 14,249,048 km (0.077 R)
• M12: 15,730,964 km (0.099 R)
• M13: 16,509,172 km (0.1 R)
• M14: 17,042,040 km (0.072 R)
• M15: 17,678,130 km (0.118 R)
• M16: 21,201,908 km (0.05 R)
• M17: 22,473,340 km (0.069 R)
• M18: 25,050,762 km (0.099 R)
• M19: 28,573,044 km (0.119 R)
• M20: 33,246,930 km (0.113 R)
• M21: 38,097,342 km (0.113 R)
• M22: 39,972,102 km (0.083 R)
• M23: 42,400,674 km (0.095 R)
• M24: 46,840,440 km (0.106 R)
• M25: 50,274,010 km (0.113 R)
• M26: 55,634,251 km (0.037 R)
• M27: 57,031,495 km (0.051 R)
• M28: 63,934,240 km (0.077 R)
• M29: 69,061,259 km (0.11 R)
• M30: 71,607,414 km (0.04 R)
• M31: 73,975,848 km (0.099 R)
• M32: 78,618,618 km (0.107 R)
• M33: 92,866,917 km (0.052 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 10,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit