🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.96 AU - 1.02 AU

Year: 375 Days

Day: 22.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.12 AU - 1.36 AU

Year: 526 Days

Day: 37.5 Hours

Environment

Temp: -33 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,804,089 km

• M1: 27,376 km (0.112 R)

Asteroid Belt

Center: 2.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.8

Radius: 10.3

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.82 AU - 5 AU

Year: 3527 Days

Day: 9.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 20,804,089 km

• M1: 147,952 km (0.054 R)
• M2: 489,634 km (0.055 R)
• M3: 835,055 km (0.077 R)
• M4: 1,176,737 km (0.119 R)
• M5: 4,322,930 km (0.05 R)
• M6: 4,878,985 km (0.071 R)
• M7: 5,711,198 km (0.085 R)
• M8: 6,072,028 km (0.09 R)
• M9: 6,658,452 km (0.064 R)
• M10: 7,172,320 km (0.1 R)
• M11: 7,423,794 km (0.074 R)
• M12: 7,992,865 km (0.075 R)
• M13: 8,258,550 km (0.103 R)
• M14: 8,583,178 km (0.093 R)
• M15: 10,004,208 km (0.117 R)
• M16: 10,271,689 km (0.099 R)
• M17: 11,283,270 km (0.088 R)
• M18: 14,570,234 km (0.073 R)
• M19: 16,562,579 km (0.118 R)
• M20: 16,830,359 km (0.113 R)
• M21: 19,213,453 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.8

Radius: 14.7

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.24 AU - 5.54 AU

Year: 4118 Days

Day: 14.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,804,089 km

• M1: 196,572 km (0.082 R)
• M2: 472,430 km (0.095 R)
• M3: 840,890 km (0.084 R)
• M4: 1,250,937 km (0.082 R)
• M5: 1,779,467 km (0.068 R)
• M6: 2,449,067 km (0.059 R)
• M7: 2,752,152 km (0.065 R)
• M8: 3,528,565 km (0.113 R)
• M9: 4,077,140 km (0.048 R)
• M10: 4,618,086 km (0.118 R)
• M11: 5,159,331 km (0.109 R)
• M12: 8,968,392 km (0.118 R)
• M13: 9,389,361 km (0.102 R)
• M14: 11,801,626 km (0.041 R)
• M15: 12,285,127 km (0.062 R)
• M16: 14,288,392 km (0.064 R)
• M17: 14,850,581 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.5

Radius: 13.3

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.46 AU - 7.72 AU

Year: 7189 Days

Day: 12.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 20,804,089 km

• M1: 165,904 km (0.078 R)
• M2: 508,932 km (0.114 R)
• M3: 895,194 km (0.052 R)
• M4: 1,164,769 km (0.076 R)
• M5: 1,425,069 km (0.091 R)
• M6: 1,692,999 km (0.109 R)
• M7: 2,782,072 km (0.106 R)
• M8: 3,099,967 km (0.115 R)
• M9: 4,346,417 km (0.099 R)
• M10: 6,031,038 km (0.076 R)
• M11: 7,328,351 km (0.062 R)
• M12: 7,772,806 km (0.118 R)
• M13: 8,464,547 km (0.086 R)
• M14: 9,461,617 km (0.056 R)
• M15: 10,167,120 km (0.111 R)
• M16: 11,563,616 km (0.059 R)
• M17: 11,872,536 km (0.084 R)
• M18: 13,018,605 km (0.11 R)
• M19: 13,379,585 km (0.081 R)
• M20: 15,973,313 km (0.069 R)
• M21: 16,593,545 km (0.089 R)
• M22: 17,755,173 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.7

Radius: 14.9

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.33 AU - 9.63 AU

Year: 9404 Days

Day: 6.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 20,804,089 km

• M1: 186,549 km (0.097 R)
• M2: 526,734 km (0.119 R)
• M3: 1,166,265 km (0.118 R)
• M4: 1,904,231 km (0.06 R)
• M5: 2,941,693 km (0.088 R)
• M6: 4,080,880 km (0.083 R)
• M7: 4,367,211 km (0.089 R)
• M8: 6,949,270 km (0.112 R)
• M9: 7,286,912 km (0.067 R)
• M10: 7,671,828 km (0.054 R)
• M11: 8,106,858 km (0.062 R)
• M12: 10,375,360 km (0.057 R)
• M13: 11,305,410 km (0.086 R)
• M14: 12,675,876 km (0.116 R)
• M15: 13,082,035 km (0.077 R)
• M16: 13,598,895 km (0.115 R)
• M17: 15,767,765 km (0.113 R)
• M18: 18,159,536 km (0.084 R)
• M19: 19,450,715 km (0.076 R)
• M20: 21,111,401 km (0.081 R)
• M21: 22,368,322 km (0.107 R)
• M22: 23,249,454 km (0.095 R)
• M23: 23,938,950 km (0.119 R)
• M24: 24,287,514 km (0.116 R)
• M25: 27,613,224 km (0.11 R)
• M26: 28,516,047 km (0.042 R)
• M27: 35,246,006 km (0.092 R)
• M28: 36,180,245 km (0.072 R)
• M29: 38,085,823 km (0.086 R)
• M30: 38,525,790 km (0.072 R)
• M31: 42,785,141 km (0.099 R)
• M32: 44,665,735 km (0.112 R)
• M33: 47,171,201 km (0.109 R)
• M34: 47,759,120 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19.4

Radius: 7.3

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 11.77 AU - 13.39 AU

Year: 16991 Days

Day: 20.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,804,089 km

• M1: 266,135 km (0.114 R)
• M2: 419,622 km (0.116 R)
• M3: 1,148,762 km (0.064 R)
• M4: 1,832,724 km (0.087 R)
• M5: 2,211,805 km (0.106 R)
• M6: 3,404,848 km (0.086 R)
• M7: 8,977,368 km (0.047 R)
• M8: 9,140,879 km (0.075 R)
• M9: 11,068,447 km (0.066 R)
• M10: 11,280,577 km (0.105 R)
• M11: 15,268,108 km (0.106 R)
• M12: 15,949,377 km (0.093 R)
• M13: 19,781,326 km (0.091 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 10,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit