🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.64 AU - 0.86 AU

Year: 235 Days

Day: 40.8 Hours

Environment

Temp: 185 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,115,020 km

• M1: 564,582 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.81 AU - 0.87 AU

Year: 278 Days

Day: 36.3 Hours

Environment

Temp: 154 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.89 AU - 1.19 AU

Year: 384 Days

Day: 14.6 Hours

Environment

Temp: 40 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 69,115,020 km

• M1: 178,321 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.76 AU - 3.78 AU

Year: 2647 Days

Day: 38.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.69 AU - 4.45 AU

Year: 2969 Days

Day: 44.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.5

Radius: 8.3

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.5 AU - 9.78 AU

Year: 10824 Days

Day: 14.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,115,020 km

• M1: 103,223 km (0.045 R)
• M2: 566,228 km (0.113 R)
• M3: 1,506,451 km (0.106 R)
• M4: 2,352,427 km (0.09 R)
• M5: 2,879,909 km (0.096 R)
• M6: 5,782,706 km (0.112 R)
• M7: 6,713,803 km (0.112 R)
• M8: 9,657,440 km (0.093 R)
• M9: 10,105,785 km (0.098 R)
• M10: 10,567,893 km (0.119 R)
• M11: 14,984,620 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.6

Radius: 10.7

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.11 AU - 11.31 AU

Year: 10943 Days

Day: 7.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,115,020 km

• M1: 134,788 km (0.079 R)
• M2: 847,921 km (0.107 R)
• M3: 1,210,546 km (0.082 R)
• M4: 2,237,535 km (0.105 R)
• M5: 3,147,689 km (0.09 R)
• M6: 3,566,862 km (0.094 R)
• M7: 4,878,985 km (0.088 R)
• M8: 5,284,844 km (0.114 R)
• M9: 5,796,020 km (0.102 R)
• M10: 6,609,384 km (0.109 R)
• M11: 8,643,316 km (0.096 R)
• M12: 10,513,888 km (0.116 R)
• M13: 11,722,190 km (0.092 R)
• M14: 18,873,118 km (0.088 R)
• M15: 19,813,191 km (0.106 R)
• M16: 21,583,382 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.9

Radius: 13.2

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 10.19 AU - 14.05 AU

Year: 15260 Days

Day: 10.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,115,020 km

• M1: 164,109 km (0.057 R)
• M2: 579,841 km (0.117 R)
• M3: 1,153,549 km (0.071 R)
• M4: 1,677,740 km (0.064 R)
• M5: 2,198,490 km (0.085 R)
• M6: 3,628,496 km (0.066 R)
• M7: 5,056,707 km (0.04 R)
• M8: 6,199,336 km (0.079 R)
• M9: 8,731,429 km (0.114 R)
• M10: 10,546,051 km (0.085 R)
• M11: 12,208,233 km (0.075 R)
• M12: 12,732,873 km (0.091 R)
• M13: 14,615,263 km (0.054 R)
• M14: 16,676,722 km (0.056 R)
• M15: 17,652,549 km (0.048 R)
• M16: 18,494,635 km (0.108 R)
• M17: 19,540,175 km (0.098 R)
• M18: 22,815,171 km (0.105 R)
• M19: 23,915,763 km (0.056 R)
• M20: 29,252,816 km (0.095 R)
• M21: 30,791,730 km (0.053 R)
• M22: 32,384,049 km (0.11 R)
• M23: 33,137,275 km (0.102 R)
• M24: 34,418,431 km (0.102 R)
• M25: 35,865,641 km (0.104 R)
• M26: 37,216,061 km (0.088 R)
• M27: 39,589,431 km (0.066 R)
• M28: 40,018,478 km (0.116 R)
• M29: 41,177,711 km (0.118 R)
• M30: 42,508,534 km (0.094 R)
• M31: 47,634,505 km (0.067 R)
• M32: 49,762,086 km (0.05 R)
• M33: 54,030,712 km (0.051 R)
• M34: 59,842,739 km (0.059 R)
• M35: 61,358,315 km (0.108 R)
• M36: 61,933,219 km (0.096 R)
• M37: 65,259,079 km (0.079 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 11,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit