🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.95 AU - 1.15 AU

Year: 389 Days

Day: 25 Hours

Environment

Temp: 13 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.18 AU - 1.76 AU

Year: 645 Days

Day: 19.6 Hours

Environment

Temp: -30 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.56 AU - 2.06 AU

Year: 881 Days

Day: 24.9 Hours

Environment

Temp: -46 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.68 AU - 2.64 AU

Year: 1148 Days

Day: 31.9 Hours

Environment

Temp: -69 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,579,113 km

• M1: 11,070 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.96 AU - 5.28 AU

Year: 3591 Days

Day: 33.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,579,113 km

• M1: 883,974 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.64 AU - 5.84 AU

Year: 3732 Days

Day: 31.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.6

Radius: 10.3

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.52 AU - 7.04 AU

Year: 6385 Days

Day: 9.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 40,579,113 km

• M1: 129,402 km (0.107 R)
• M2: 452,683 km (0.071 R)
• M3: 1,508,545 km (0.093 R)
• M4: 2,122,943 km (0.098 R)
• M5: 2,453,854 km (0.104 R)
• M6: 3,242,534 km (0.108 R)
• M7: 3,570,602 km (0.078 R)
• M8: 5,317,456 km (0.06 R)
• M9: 6,496,138 km (0.095 R)
• M10: 7,385,946 km (0.083 R)
• M11: 7,879,918 km (0.115 R)
• M12: 8,395,582 km (0.051 R)
• M13: 10,079,007 km (0.112 R)
• M14: 10,450,309 km (0.102 R)
• M15: 15,283,367 km (0.071 R)
• M16: 15,961,046 km (0.042 R)
• M17: 16,466,238 km (0.119 R)
• M18: 16,852,200 km (0.092 R)
• M19: 18,664,130 km (0.089 R)
• M20: 20,380,765 km (0.102 R)
• M21: 21,353,301 km (0.11 R)
• M22: 23,069,188 km (0.067 R)
• M23: 23,552,689 km (0.089 R)
• M24: 25,044,030 km (0.064 R)
• M25: 26,334,012 km (0.109 R)
• M26: 29,894,591 km (0.048 R)
• M27: 31,938,996 km (0.111 R)
• M28: 32,640,610 km (0.116 R)
• M29: 34,283,045 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.9

Radius: 13.4

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 11.01 AU - 13.79 AU

Year: 15791 Days

Day: 12.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 40,579,113 km

• M1: 166,652 km (0.083 R)
• M2: 604,675 km (0.06 R)
• M3: 1,130,062 km (0.031 R)
• M4: 1,821,055 km (0.096 R)
• M5: 2,337,168 km (0.096 R)
• M6: 3,204,686 km (0.08 R)
• M7: 3,816,092 km (0.115 R)
• M8: 4,471,630 km (0.117 R)
• M9: 6,049,439 km (0.118 R)
• M10: 6,898,706 km (0.042 R)
• M11: 8,940,418 km (0.046 R)
• M12: 17,952,193 km (0.101 R)
• M13: 18,814,027 km (0.027 R)
• M14: 22,048,931 km (0.116 R)
• M15: 24,890,991 km (0.069 R)
• M16: 26,399,985 km (0.07 R)
• M17: 32,921,555 km (0.118 R)
• M18: 34,606,625 km (0.062 R)
• M19: 35,136,351 km (0.034 R)
• M20: 36,076,723 km (0.082 R)
• M21: 39,572,078 km (0.068 R)
• M22: 40,736,697 km (0.12 R)
• M23: 41,625,009 km (0.1 R)
• M24: 47,066,781 km (0.1 R)
• M25: 47,554,171 km (0.066 R)
• M26: 49,705,239 km (0.069 R)
• M27: 54,736,515 km (0.066 R)
• M28: 58,210,925 km (0.046 R)
• M29: 62,806,422 km (0.104 R)
• M30: 67,021,192 km (0.045 R)
• M31: 67,844,878 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 89.6

Radius: 7.6

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 14.5 AU - 16 AU

Year: 21537 Days

Day: 17.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,579,113 km

• M1: 94,995 km (0.115 R)
• M2: 873,801 km (0.068 R)
• M3: 1,657,844 km (0.054 R)
• M4: 2,047,097 km (0.049 R)
• M5: 3,030,105 km (0.116 R)
• M6: 10,121,493 km (0.101 R)
• M7: 13,862,038 km (0.04 R)
• M8: 15,650,331 km (0.061 R)
• M9: 18,290,584 km (0.076 R)
• M10: 19,012,543 km (0.089 R)
• M11: 38,315,007 km (0.117 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 11,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit