🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.46 AU - 0.72 AU

Year: 166 Days

Day: 19.4 Hours

Environment

Temp: 163 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.43 AU - 2.51 AU

Year: 1418 Days

Day: 25.7 Hours

Environment

Temp: -80 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.83 AU - 4.93 AU

Year: 3348 Days

Day: 37.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,274,193 km

• M1: 378,782 km (0.085 R)

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573

Radius: 11.8

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.03 AU - 6.49 AU

Year: 4406 Days

Day: 5.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,274,193 km

• M1: 147,055 km (0.079 R)
• M2: 533,915 km (0.105 R)
• M3: 936,483 km (0.099 R)
• M4: 1,642,285 km (0.101 R)
• M5: 2,018,823 km (0.099 R)
• M6: 2,407,628 km (0.084 R)
• M7: 2,898,758 km (0.089 R)
• M8: 5,487,699 km (0.102 R)
• M9: 6,742,526 km (0.084 R)
• M10: 7,759,791 km (0.078 R)
• M11: 8,432,234 km (0.088 R)
• M12: 9,772,331 km (0.082 R)
• M13: 10,599,458 km (0.104 R)
• M14: 11,743,582 km (0.067 R)
• M15: 12,251,617 km (0.079 R)
• M16: 14,485,113 km (0.094 R)
• M17: 17,508,336 km (0.115 R)
• M18: 17,989,593 km (0.052 R)
• M19: 19,550,198 km (0.107 R)
• M20: 20,862,321 km (0.119 R)
• M21: 21,267,132 km (0.06 R)
• M22: 22,302,200 km (0.1 R)
• M23: 22,939,337 km (0.061 R)
• M24: 23,443,034 km (0.107 R)
• M25: 25,609,510 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.9

Radius: 10.9

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.7 AU - 8.92 AU

Year: 8750 Days

Day: 6.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,274,193 km

• M1: 135,835 km (0.094 R)
• M2: 717,621 km (0.086 R)
• M3: 1,243,906 km (0.109 R)
• M4: 1,645,128 km (0.117 R)
• M5: 2,066,994 km (0.115 R)
• M6: 2,696,502 km (0.076 R)
• M7: 3,132,729 km (0.029 R)
• M8: 3,664,699 km (0.116 R)
• M9: 6,562,709 km (0.052 R)
• M10: 8,046,720 km (0.063 R)
• M11: 8,428,793 km (0.112 R)
• M12: 10,374,762 km (0.098 R)
• M13: 13,471,887 km (0.099 R)
• M14: 13,830,174 km (0.092 R)
• M15: 14,379,497 km (0.084 R)
• M16: 18,130,813 km (0.117 R)
• M17: 20,543,976 km (0.079 R)
• M18: 21,019,099 km (0.079 R)
• M19: 21,909,356 km (0.113 R)
• M20: 23,078,613 km (0.045 R)
• M21: 23,506,014 km (0.04 R)
• M22: 24,820,381 km (0.103 R)
• M23: 25,450,188 km (0.085 R)
• M24: 27,979,888 km (0.107 R)
• M25: 34,414,541 km (0.084 R)
• M26: 40,643,797 km (0.116 R)
• M27: 42,406,658 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.1

Radius: 9.9

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.02 AU - 9.98 AU

Year: 9051 Days

Day: 6 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,274,193 km

• M1: 126,560 km (0.101 R)
• M2: 1,019,061 km (0.052 R)
• M3: 1,445,564 km (0.073 R)
• M4: 2,851,485 km (0.115 R)
• M5: 3,296,688 km (0.062 R)
• M6: 3,635,527 km (0.087 R)
• M7: 4,557,200 km (0.081 R)
• M8: 5,231,886 km (0.08 R)
• M9: 5,661,083 km (0.1 R)
• M10: 7,290,951 km (0.116 R)
• M11: 10,913,165 km (0.102 R)
• M12: 12,062,376 km (0.046 R)
• M13: 13,779,609 km (0.089 R)
• M14: 18,435,095 km (0.099 R)
• M15: 20,221,144 km (0.079 R)
• M16: 20,543,079 km (0.098 R)
• M17: 21,781,151 km (0.111 R)
• M18: 27,527,953 km (0.072 R)
• M19: 28,023,122 km (0.064 R)
• M20: 31,442,181 km (0.11 R)
• M21: 41,122,510 km (0.096 R)
• M22: 42,161,467 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.2

Radius: 6.5

Gravity: 12.5 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 11.17 AU - 18.29 AU

Year: 20649 Days

Day: 22.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,274,193 km

• M1: 82,279 km (0.083 R)
• M2: 947,104 km (0.049 R)
• M3: 1,303,446 km (0.12 R)
• M4: 1,660,536 km (0.119 R)
• M5: 2,022,414 km (0.101 R)
• M6: 2,733,452 km (0.038 R)
• M7: 6,022,212 km (0.082 R)
• M8: 6,831,237 km (0.036 R)
• M9: 13,334,855 km (0.108 R)
• M10: 14,333,870 km (0.116 R)
• M11: 15,690,423 km (0.096 R)
• M12: 16,161,058 km (0.079 R)
• M13: 28,813,298 km (0.073 R)
• M14: 36,943,493 km (0.087 R)
• M15: 37,636,281 km (0.12 R)
• M16: 64,256,624 km (0.039 R)
• M17: 68,741,867 km (0.036 R)
• M18: 70,635,327 km (0.064 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: 403 - 15,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit