🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.88 AU - 1.04 AU

Year: 344 Days

Day: 38.1 Hours

Environment

Temp: 51 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.12 AU - 1.14 AU

Year: 439 Days

Day: 23.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.5

Radius: 12.3

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.32 AU - 5.9 AU

Year: 4219 Days

Day: 13 Hours

Environment

Temp: -136 °C

Axial Tilt: 165 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,383,971 km

• M1: 153,039 km (0.081 R)
• M2: 822,938 km (0.09 R)
• M3: 2,358,560 km (0.057 R)
• M4: 2,828,597 km (0.079 R)
• M5: 3,673,226 km (0.116 R)
• M6: 4,755,866 km (0.099 R)
• M7: 6,040,463 km (0.079 R)
• M8: 6,569,590 km (0.097 R)
• M9: 7,685,740 km (0.11 R)
• M10: 8,845,572 km (0.051 R)
• M11: 9,905,623 km (0.095 R)
• M12: 10,687,721 km (0.107 R)
• M13: 11,463,834 km (0.05 R)
• M14: 12,228,280 km (0.057 R)
• M15: 13,077,397 km (0.105 R)
• M16: 17,610,063 km (0.06 R)
• M17: 20,091,144 km (0.063 R)
• M18: 20,920,813 km (0.112 R)
• M19: 28,058,726 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.8

Radius: 14.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.86 AU - 7.06 AU

Year: 6707 Days

Day: 6.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,383,971 km

• M1: 185,651 km (0.116 R)
• M2: 712,684 km (0.086 R)
• M3: 1,515,576 km (0.046 R)
• M4: 2,257,581 km (0.069 R)
• M5: 4,277,302 km (0.11 R)
• M6: 6,343,847 km (0.114 R)
• M7: 7,077,176 km (0.119 R)
• M8: 7,839,377 km (0.051 R)
• M9: 11,732,961 km (0.095 R)
• M10: 12,878,282 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.3

Radius: 8.4

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.29 AU - 9.61 AU

Year: 9780 Days

Day: 13.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,383,971 km

• M1: 105,018 km (0.073 R)
• M2: 390,450 km (0.027 R)
• M3: 1,321,996 km (0.109 R)
• M4: 1,794,426 km (0.107 R)
• M5: 2,899,356 km (0.068 R)
• M6: 3,722,593 km (0.118 R)
• M7: 5,165,764 km (0.078 R)
• M8: 6,336,667 km (0.09 R)
• M9: 6,706,473 km (0.086 R)
• M10: 7,270,008 km (0.051 R)
• M11: 10,479,780 km (0.085 R)
• M12: 11,141,900 km (0.082 R)
• M13: 11,831,546 km (0.111 R)
• M14: 12,289,615 km (0.059 R)
• M15: 12,601,676 km (0.087 R)
• M16: 12,918,973 km (0.086 R)
• M17: 15,172,216 km (0.05 R)
• M18: 15,957,605 km (0.098 R)
• M19: 16,769,921 km (0.112 R)
• M20: 17,218,565 km (0.106 R)
• M21: 17,939,777 km (0.113 R)
• M22: 20,732,769 km (0.08 R)
• M23: 21,324,279 km (0.098 R)
• M24: 21,775,167 km (0.054 R)
• M25: 23,324,402 km (0.03 R)
• M26: 23,803,116 km (0.105 R)
• M27: 27,782,868 km (0.099 R)
• M28: 28,230,764 km (0.118 R)
• M29: 29,325,371 km (0.048 R)
• M30: 29,603,324 km (0.046 R)
• M31: 30,542,649 km (0.11 R)
• M32: 32,382,105 km (0.082 R)
• M33: 33,987,290 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.5

Radius: 10.5

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 9.24 AU - 13.5 AU

Year: 14003 Days

Day: 9.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,383,971 km

• M1: 143,165 km (0.084 R)
• M2: 474,524 km (0.118 R)
• M3: 1,502,411 km (0.102 R)
• M4: 2,245,913 km (0.101 R)
• M5: 4,430,790 km (0.073 R)
• M6: 5,106,374 km (0.051 R)
• M7: 5,799,161 km (0.078 R)
• M8: 6,181,384 km (0.069 R)
• M9: 6,828,245 km (0.118 R)
• M10: 7,974,913 km (0.07 R)
• M11: 9,143,422 km (0.094 R)
• M12: 11,104,800 km (0.05 R)
• M13: 15,645,993 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.9

Radius: 7.1

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 12.41 AU - 17.93 AU

Year: 21581 Days

Day: 20 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,383,971 km

• M1: 88,263 km (0.108 R)
• M2: 416,780 km (0.065 R)
• M3: 786,436 km (0.106 R)
• M4: 1,023,249 km (0.054 R)
• M5: 1,294,770 km (0.102 R)
• M6: 1,522,158 km (0.095 R)
• M7: 1,776,624 km (0.081 R)
• M8: 2,948,125 km (0.113 R)
• M9: 3,320,624 km (0.087 R)
• M10: 5,900,290 km (0.052 R)
• M11: 16,231,967 km (0.081 R)
• M12: 30,424,317 km (0.101 R)
• M13: 39,759,823 km (0.114 R)
• M14: 48,916,260 km (0.12 R)
• M15: 57,251,105 km (0.098 R)
• M16: 60,287,194 km (0.113 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 14,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit