🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.51 AU - 0.73 AU

Year: 184 Days

Day: 44.1 Hours

Environment

Temp: 180 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.1 AU - 1.12 AU

Year: 441 Days

Day: 21.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 25.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.87 AU - 1.41 AU

Year: 459 Days

Day: 16.8 Hours

Environment

Temp: -2 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 79,470,134 km

• M1: 360,082 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.41 AU - 1.49 AU

Year: 658 Days

Day: 42.2 Hours

Environment

Temp: -38 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,470,134 km

• M1: 727,345 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.18 AU - 3.2 AU

Year: 1662 Days

Day: 43.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.87 AU - 4.09 AU

Year: 2446 Days

Day: 44.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.7

Radius: 11.7

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.64 AU - 6.52 AU

Year: 5648 Days

Day: 10.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,470,134 km

• M1: 151,991 km (0.092 R)
• M2: 536,308 km (0.053 R)
• M3: 1,704,219 km (0.119 R)
• M4: 2,348,537 km (0.098 R)
• M5: 3,149,484 km (0.049 R)
• M6: 3,614,135 km (0.118 R)
• M7: 4,371,998 km (0.109 R)
• M8: 5,290,230 km (0.095 R)
• M9: 6,139,347 km (0.089 R)
• M10: 6,902,895 km (0.072 R)
• M11: 7,543,772 km (0.102 R)
• M12: 11,555,837 km (0.104 R)
• M13: 14,127,574 km (0.111 R)
• M14: 14,753,492 km (0.065 R)
• M15: 22,221,567 km (0.07 R)
• M16: 23,697,948 km (0.092 R)
• M17: 30,731,591 km (0.08 R)
• M18: 32,759,391 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.3

Radius: 9.5

Gravity: 9.9 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.67 AU - 8.99 AU

Year: 8254 Days

Day: 14.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 79,470,134 km

• M1: 118,182 km (0.104 R)
• M2: 514,168 km (0.102 R)
• M3: 935,286 km (0.096 R)
• M4: 1,500,766 km (0.071 R)
• M5: 2,191,908 km (0.047 R)
• M6: 2,522,519 km (0.051 R)
• M7: 3,126,446 km (0.106 R)
• M8: 3,875,333 km (0.055 R)
• M9: 5,012,875 km (0.087 R)
• M10: 5,692,797 km (0.048 R)
• M11: 7,599,422 km (0.082 R)
• M12: 8,810,417 km (0.113 R)
• M13: 10,602,001 km (0.097 R)
• M14: 11,665,642 km (0.081 R)
• M15: 13,634,649 km (0.116 R)
• M16: 14,190,854 km (0.114 R)
• M17: 14,826,645 km (0.104 R)
• M18: 15,547,707 km (0.065 R)
• M19: 17,059,842 km (0.059 R)
• M20: 17,924,817 km (0.105 R)
• M21: 22,266,895 km (0.112 R)
• M22: 27,751,153 km (0.099 R)
• M23: 29,865,569 km (0.07 R)
• M24: 31,120,845 km (0.08 R)
• M25: 32,958,804 km (0.107 R)
• M26: 34,753,829 km (0.046 R)
• M27: 41,678,565 km (0.082 R)
• M28: 42,587,671 km (0.109 R)
• M29: 44,715,103 km (0.076 R)
• M30: 45,257,844 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437.6

Radius: 6.8

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 13.91 AU - 20.35 AU

Year: 26709 Days

Day: 19.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,470,134 km

• M1: 86,019 km (0.097 R)
• M2: 326,572 km (0.1 R)
• M3: 563,086 km (0.068 R)
• M4: 1,075,908 km (0.107 R)
• M5: 1,416,393 km (0.059 R)
• M6: 1,771,837 km (0.082 R)
• M7: 2,122,644 km (0.119 R)
• M8: 2,542,266 km (0.115 R)
• M9: 3,069,150 km (0.093 R)
• M10: 3,636,126 km (0.085 R)
• M11: 6,484,768 km (0.071 R)
• M12: 7,174,863 km (0.077 R)
• M13: 8,015,005 km (0.098 R)
• M14: 8,326,617 km (0.1 R)
• M15: 8,700,313 km (0.105 R)
• M16: 10,247,903 km (0.109 R)
• M17: 12,446,543 km (0.119 R)
• M18: 12,935,429 km (0.108 R)
• M19: 14,478,830 km (0.092 R)
• M20: 15,653,921 km (0.097 R)
• M21: 16,638,724 km (0.066 R)
• M22: 19,096,019 km (0.116 R)
• M23: 20,700,456 km (0.071 R)
• M24: 28,258,140 km (0.085 R)
• M25: 28,738,349 km (0.104 R)
• M26: 35,625,237 km (0.105 R)
• M27: 37,902,266 km (0.095 R)
• M28: 39,076,310 km (0.091 R)
• M29: 49,876,977 km (0.058 R)
• M30: 53,632,183 km (0.057 R)
• M31: 57,379,909 km (0.109 R)
• M32: 69,228,060 km (0.057 R)
• M33: 70,980,300 km (0.028 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 17,533 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit