🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.78 AU - 0.82 AU

Year: 264 Days

Day: 46.3 Hours

Environment

Temp: 132 °C

Axial Tilt: 41.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.79 AU - 2.03 AU

Year: 974 Days

Day: 13.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.19 AU - 4.82 AU

Year: 3522 Days

Day: 35.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.9

Radius: 12.5

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.92 AU - 5.96 AU

Year: 4681 Days

Day: 10.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 101,776,869 km

• M1: 155,432 km (0.095 R)
• M2: 634,594 km (0.064 R)
• M3: 1,215,931 km (0.094 R)
• M4: 1,767,200 km (0.118 R)
• M5: 2,614,073 km (0.114 R)
• M6: 3,038,782 km (0.12 R)
• M7: 3,658,566 km (0.073 R)
• M8: 6,009,945 km (0.089 R)
• M9: 7,658,813 km (0.081 R)
• M10: 8,336,641 km (0.073 R)
• M11: 10,340,953 km (0.1 R)
• M12: 11,291,498 km (0.072 R)
• M13: 12,604,518 km (0.12 R)
• M14: 13,922,775 km (0.035 R)
• M15: 17,100,084 km (0.107 R)
• M16: 17,756,070 km (0.075 R)
• M17: 18,713,796 km (0.105 R)
• M18: 19,118,009 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.2

Radius: 12.2

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.25 AU - 5.67 AU

Year: 4707 Days

Day: 13.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,776,869 km

• M1: 151,692 km (0.073 R)
• M2: 549,623 km (0.046 R)
• M3: 968,497 km (0.096 R)
• M4: 1,354,459 km (0.114 R)
• M5: 1,833,172 km (0.1 R)
• M6: 2,269,250 km (0.076 R)
• M7: 2,722,681 km (0.03 R)
• M8: 6,276,678 km (0.086 R)
• M9: 7,012,101 km (0.039 R)
• M10: 7,557,086 km (0.084 R)
• M11: 8,502,993 km (0.073 R)
• M12: 11,722,040 km (0.109 R)
• M13: 13,344,579 km (0.074 R)
• M14: 15,620,262 km (0.082 R)
• M15: 16,256,651 km (0.053 R)
• M16: 18,397,247 km (0.111 R)
• M17: 21,347,018 km (0.11 R)
• M18: 22,348,276 km (0.118 R)
• M19: 24,290,356 km (0.075 R)
• M20: 26,750,044 km (0.118 R)
• M21: 27,410,818 km (0.059 R)
• M22: 28,337,128 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.9

Radius: 3.9

Gravity: 31.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 15.48 AU - 19.86 AU

Year: 27405 Days

Day: 21.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 101,776,869 km

• M1: 51,162 km (0.053 R)
• M2: 583,132 km (0.07 R)
• M3: 807,081 km (0.075 R)
• M4: 1,140,684 km (0.078 R)
• M5: 1,378,245 km (0.101 R)
• M6: 2,160,044 km (0.054 R)
• M7: 4,395,185 km (0.114 R)
• M8: 7,321,170 km (0.113 R)
• M9: 8,953,283 km (0.068 R)
• M10: 13,204,854 km (0.073 R)
• M11: 15,680,250 km (0.074 R)
• M12: 16,260,092 km (0.076 R)
• M13: 16,428,389 km (0.101 R)
• M14: 17,287,380 km (0.046 R)
• M15: 19,659,853 km (0.031 R)
• M16: 24,263,428 km (0.115 R)
• M17: 25,150,693 km (0.104 R)
• M18: 59,616,397 km (0.042 R)
• M19: 64,327,832 km (0.054 R)
• M20: 65,383,844 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 677.4

Radius: 3.8

Gravity: 46.91 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 15.61 AU - 22.85 AU

Year: 31113 Days

Day: 24.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 101,776,869 km

• M1: 50,863 km (0.119 R)
• M2: 538,253 km (0.085 R)
• M3: 1,453,493 km (0.083 R)
• M4: 1,580,202 km (0.093 R)
• M5: 2,186,074 km (0.079 R)
• M6: 2,502,772 km (0.026 R)
• M7: 2,685,581 km (0.038 R)
• M8: 3,019,633 km (0.098 R)
• M9: 3,166,688 km (0.115 R)
• M10: 4,560,192 km (0.088 R)
• M11: 4,953,485 km (0.092 R)
• M12: 5,629,368 km (0.086 R)
• M13: 5,762,660 km (0.072 R)
• M14: 8,023,083 km (0.072 R)
• M15: 8,248,827 km (0.079 R)
• M16: 11,297,781 km (0.075 R)
• M17: 13,861,739 km (0.057 R)
• M18: 16,972,477 km (0.068 R)
• M19: 21,476,121 km (0.105 R)
• M20: 23,138,003 km (0.042 R)
• M21: 33,176,619 km (0.058 R)
• M22: 37,232,068 km (0.042 R)
• M23: 37,859,631 km (0.028 R)
• M24: 38,814,215 km (0.037 R)
• M25: 39,459,430 km (0.05 R)
• M26: 44,528,105 km (0.076 R)
• M27: 52,328,438 km (0.112 R)
• M28: 54,311,058 km (0.097 R)
• M29: 54,713,476 km (0.086 R)
• M30: 56,755,637 km (0.091 R)
• M31: 61,862,759 km (0.088 R)
• M32: 63,854,355 km (0.025 R)
• M33: 64,979,032 km (0.106 R)
• M34: 82,934,516 km (0.096 R)
• M35: 92,034,405 km (0.074 R)
• M36: 93,180,624 km (0.081 R)
• M37: 95,794,398 km (0.087 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 11,114 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit