🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.54 AU - 0.58 AU

Year: 157 Days

Day: 22.9 Hours

Environment

Temp: 209 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 72,554,555 km

• M1: 47,871 km (0.084 R)
• M2: 212,728 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.71 AU - 0.73 AU

Year: 229 Days

Day: 28.6 Hours

Environment

Temp: 181 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.71 AU - 1.11 AU

Year: 325 Days

Day: 33.2 Hours

Environment

Temp: 25 °C

Axial Tilt: 18.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 72,554,555 km

• M1: 29,172 km (0.082 R)
• M2: 384,467 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.7 AU - 2.52 AU

Year: 1149 Days

Day: 41.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,554,555 km

• M1: 24,235 km (0.051 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.89 AU - 4.53 AU

Year: 2678 Days

Day: 45.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.86 AU - 3.86 AU

Year: 2842 Days

Day: 30.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.2

Radius: 11.6

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.52 AU - 8.6 AU

Year: 8575 Days

Day: 14.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,554,555 km

• M1: 146,157 km (0.11 R)
• M2: 591,360 km (0.083 R)
• M3: 1,726,808 km (0.074 R)
• M4: 2,249,054 km (0.08 R)
• M5: 3,328,553 km (0.103 R)
• M6: 4,624,968 km (0.116 R)
• M7: 5,527,492 km (0.07 R)
• M8: 6,050,935 km (0.093 R)
• M9: 6,671,167 km (0.108 R)
• M10: 7,715,809 km (0.096 R)
• M11: 8,259,149 km (0.112 R)
• M12: 8,944,457 km (0.077 R)
• M13: 10,647,479 km (0.104 R)
• M14: 11,275,640 km (0.094 R)
• M15: 12,215,863 km (0.092 R)
• M16: 13,880,438 km (0.111 R)
• M17: 14,305,895 km (0.082 R)
• M18: 16,922,960 km (0.101 R)
• M19: 17,655,092 km (0.066 R)
• M20: 18,921,887 km (0.049 R)
• M21: 20,865,313 km (0.076 R)
• M22: 28,161,799 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.5

Radius: 14

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 8.65 AU - 9.23 AU

Year: 10017 Days

Day: 8.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,554,555 km

• M1: 191,934 km (0.075 R)
• M2: 1,020,108 km (0.062 R)
• M3: 2,064,600 km (0.086 R)
• M4: 2,781,324 km (0.117 R)
• M5: 5,250,137 km (0.102 R)
• M6: 7,427,235 km (0.103 R)
• M7: 8,375,985 km (0.048 R)
• M8: 13,798,160 km (0.105 R)
• M9: 18,854,119 km (0.096 R)
• M10: 21,538,353 km (0.109 R)
• M11: 29,398,674 km (0.059 R)
• M12: 31,654,012 km (0.028 R)
• M13: 34,603,483 km (0.119 R)
• M14: 35,546,698 km (0.031 R)
• M15: 37,731,575 km (0.042 R)
• M16: 38,857,000 km (0.097 R)
• M17: 49,566,262 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.1

Radius: 7

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 11.63 AU - 17.89 AU

Year: 21250 Days

Day: 16.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,554,555 km

• M1: 89,908 km (0.064 R)
• M2: 308,022 km (0.087 R)
• M3: 1,139,786 km (0.111 R)
• M4: 1,610,720 km (0.051 R)
• M5: 2,163,484 km (0.048 R)
• M6: 2,439,492 km (0.044 R)
• M7: 2,835,927 km (0.117 R)
• M8: 4,254,863 km (0.099 R)
• M9: 5,154,993 km (0.104 R)
• M10: 7,003,574 km (0.037 R)
• M11: 9,813,471 km (0.087 R)
• M12: 11,434,812 km (0.111 R)
• M13: 16,374,534 km (0.115 R)
• M14: 16,943,604 km (0.034 R)
• M15: 17,191,488 km (0.111 R)
• M16: 17,864,379 km (0.088 R)
• M17: 18,293,725 km (0.071 R)
• M18: 18,729,953 km (0.082 R)
• M19: 19,805,262 km (0.109 R)
• M20: 20,358,176 km (0.094 R)
• M21: 20,732,320 km (0.12 R)
• M22: 22,473,340 km (0.102 R)
• M23: 25,157,126 km (0.099 R)
• M24: 26,798,663 km (0.095 R)
• M25: 38,742,109 km (0.063 R)
• M26: 40,336,373 km (0.104 R)
• M27: 47,478,774 km (0.083 R)
• M28: 56,885,488 km (0.118 R)
• M29: 68,292,924 km (0.101 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 18,784 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit