🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.94 AU - 1.46 AU

Year: 490 Days

Day: 43.7 Hours

Environment

Temp: -9 °C

Axial Tilt: 43.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.57 AU - 2.21 AU

Year: 969 Days

Day: 32.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,827,921 km

• M1: 36,651 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.94 AU - 3.7 AU

Year: 2255 Days

Day: 14.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252

Radius: 8.8

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.57 AU - 6.65 AU

Year: 4953 Days

Day: 11.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,827,921 km

• M1: 325,076 km (0.036 R)
• M2: 631,153 km (0.03 R)
• M3: 1,082,789 km (0.073 R)
• M4: 1,499,120 km (0.085 R)
• M5: 2,549,896 km (0.083 R)
• M6: 3,348,599 km (0.109 R)
• M7: 4,638,282 km (0.082 R)
• M8: 5,036,960 km (0.111 R)
• M9: 5,612,763 km (0.106 R)
• M10: 6,176,148 km (0.079 R)
• M11: 7,573,392 km (0.043 R)
• M12: 8,499,852 km (0.071 R)
• M13: 8,848,564 km (0.076 R)
• M14: 9,761,859 km (0.071 R)
• M15: 10,183,277 km (0.038 R)
• M16: 10,817,572 km (0.108 R)
• M17: 11,268,908 km (0.089 R)
• M18: 12,252,963 km (0.096 R)
• M19: 13,016,361 km (0.094 R)
• M20: 14,244,859 km (0.05 R)
• M21: 16,123,808 km (0.119 R)
• M22: 16,712,925 km (0.107 R)
• M23: 17,820,697 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.1

Radius: 10.6

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.35 AU - 9.15 AU

Year: 8043 Days

Day: 5.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,827,921 km

• M1: 131,796 km (0.098 R)
• M2: 468,690 km (0.043 R)
• M3: 885,320 km (0.105 R)
• M4: 1,433,896 km (0.078 R)
• M5: 2,096,913 km (0.119 R)
• M6: 3,150,531 km (0.09 R)
• M7: 3,820,879 km (0.118 R)
• M8: 4,190,386 km (0.067 R)
• M9: 4,910,101 km (0.116 R)
• M10: 5,811,877 km (0.106 R)
• M11: 6,669,821 km (0.114 R)
• M12: 8,026,823 km (0.044 R)
• M13: 10,547,847 km (0.055 R)
• M14: 12,268,671 km (0.082 R)
• M15: 14,044,996 km (0.089 R)
• M16: 14,994,793 km (0.044 R)
• M17: 18,470,999 km (0.105 R)
• M18: 20,958,063 km (0.094 R)
• M19: 22,281,705 km (0.054 R)
• M20: 22,878,002 km (0.079 R)
• M21: 23,223,424 km (0.119 R)
• M22: 25,370,153 km (0.118 R)
• M23: 26,208,350 km (0.102 R)
• M24: 31,522,665 km (0.074 R)
• M25: 35,747,309 km (0.082 R)
• M26: 37,514,060 km (0.072 R)
• M27: 38,968,749 km (0.116 R)
• M28: 41,604,514 km (0.039 R)
• M29: 42,378,833 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.5

Radius: 4.1

Gravity: 35.9 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 13.7 AU - 14.78 AU

Year: 20032 Days

Day: 18.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,827,921 km

• M1: 51,013 km (0.116 R)
• M2: 282,740 km (0.041 R)
• M3: 490,831 km (0.081 R)
• M4: 670,498 km (0.098 R)
• M5: 938,876 km (0.09 R)
• M6: 1,378,395 km (0.111 R)
• M7: 1,552,078 km (0.038 R)
• M8: 2,021,217 km (0.084 R)
• M9: 2,868,689 km (0.064 R)
• M10: 3,099,817 km (0.111 R)
• M11: 4,182,756 km (0.109 R)
• M12: 4,446,348 km (0.108 R)
• M13: 4,862,529 km (0.116 R)
• M14: 5,534,672 km (0.093 R)
• M15: 7,153,471 km (0.107 R)
• M16: 8,120,771 km (0.03 R)
• M17: 11,604,905 km (0.1 R)
• M18: 11,733,559 km (0.051 R)
• M19: 12,059,234 km (0.104 R)
• M20: 13,003,346 km (0.051 R)
• M21: 14,659,544 km (0.101 R)
• M22: 18,037,314 km (0.059 R)
• M23: 27,060,160 km (0.113 R)
• M24: 28,437,209 km (0.078 R)
• M25: 29,500,102 km (0.106 R)
• M26: 32,718,999 km (0.102 R)
• M27: 33,624,066 km (0.087 R)
• M28: 33,885,563 km (0.107 R)
• M29: 34,545,589 km (0.105 R)
• M30: 42,379,880 km (0.049 R)
• M31: 42,838,248 km (0.052 R)
• M32: 44,705,080 km (0.091 R)
• M33: 46,787,931 km (0.085 R)
• M34: 55,949,753 km (0.091 R)
• M35: 69,361,502 km (0.116 R)
• M36: 73,020,067 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.8

Radius: 4.4

Gravity: 14.09 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 16.79 AU - 20.73 AU

Year: 30290 Days

Day: 18.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,827,921 km

• M1: 54,753 km (0.114 R)
• M2: 265,985 km (0.05 R)
• M3: 417,228 km (0.105 R)
• M4: 840,291 km (0.108 R)
• M5: 2,127,282 km (0.09 R)
• M6: 2,360,505 km (0.101 R)
• M7: 2,634,269 km (0.088 R)
• M8: 4,264,736 km (0.119 R)
• M9: 5,065,234 km (0.102 R)
• M10: 6,688,072 km (0.068 R)
• M11: 12,734,818 km (0.105 R)
• M12: 13,010,527 km (0.074 R)
• M13: 16,310,506 km (0.107 R)
• M14: 18,065,738 km (0.12 R)
• M15: 19,667,183 km (0.074 R)
• M16: 21,554,809 km (0.058 R)
• M17: 37,543,979 km (0.047 R)
• M18: 39,406,174 km (0.106 R)
• M19: 40,879,862 km (0.057 R)
• M20: 41,933,031 km (0.117 R)
• M21: 54,194,671 km (0.027 R)
• M22: 61,134,217 km (0.081 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: 384 - 18,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit