🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.61 AU - 0.71 AU

Year: 205 Days

Day: 46.5 Hours

Environment

Temp: 191 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 28,772,664 km

• M1: 43,533 km (0.108 R)
• M2: 276,457 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.8 AU - 1.2 AU

Year: 383 Days

Day: 17.6 Hours

Environment

Temp: 11 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.87 AU - 2.67 AU

Year: 1310 Days

Day: 29.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.8

Radius: 14.3

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.28 AU - 5.42 AU

Year: 3474 Days

Day: 13.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,772,664 km

• M1: 178,620 km (0.063 R)
• M2: 657,483 km (0.068 R)
• M3: 1,158,037 km (0.096 R)
• M4: 2,024,059 km (0.105 R)
• M5: 2,496,340 km (0.048 R)
• M6: 3,327,655 km (0.1 R)
• M7: 3,890,293 km (0.076 R)
• M8: 4,747,339 km (0.082 R)
• M9: 5,807,689 km (0.115 R)
• M10: 6,452,455 km (0.1 R)
• M11: 7,720,297 km (0.119 R)
• M12: 9,148,508 km (0.113 R)
• M13: 11,078,919 km (0.079 R)
• M14: 11,984,585 km (0.075 R)
• M15: 14,692,306 km (0.099 R)
• M16: 15,154,414 km (0.104 R)
• M17: 16,216,260 km (0.092 R)
• M18: 18,786,201 km (0.114 R)
• M19: 19,700,244 km (0.12 R)
• M20: 21,289,273 km (0.101 R)
• M21: 22,825,194 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.4

Radius: 11.7

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.65 AU - 6.51 AU

Year: 5047 Days

Day: 6.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,772,664 km

• M1: 145,559 km (0.115 R)
• M2: 653,443 km (0.079 R)
• M3: 1,028,635 km (0.064 R)
• M4: 1,566,140 km (0.117 R)
• M5: 2,642,796 km (0.099 R)
• M6: 4,358,983 km (0.111 R)
• M7: 5,692,648 km (0.101 R)
• M8: 6,387,829 km (0.112 R)
• M9: 7,499,341 km (0.064 R)
• M10: 8,981,707 km (0.034 R)
• M11: 13,694,039 km (0.114 R)
• M12: 15,835,683 km (0.103 R)
• M13: 16,264,729 km (0.061 R)
• M14: 17,729,292 km (0.118 R)
• M15: 18,258,719 km (0.094 R)
• M16: 20,700,306 km (0.107 R)
• M17: 22,113,108 km (0.089 R)
• M18: 27,786,309 km (0.112 R)
• M19: 33,249,772 km (0.065 R)

Asteroid Belt

Center: 5.99 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.1

Radius: 12.5

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.61 AU - 7.19 AU

Year: 6199 Days

Day: 8.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,772,664 km

• M1: 155,432 km (0.091 R)
• M2: 553,363 km (0.115 R)
• M3: 1,180,477 km (0.117 R)
• M4: 1,708,557 km (0.09 R)
• M5: 2,128,927 km (0.069 R)
• M6: 2,876,468 km (0.097 R)
• M7: 3,497,149 km (0.115 R)
• M8: 4,605,370 km (0.097 R)
• M9: 7,844,912 km (0.078 R)
• M10: 8,520,197 km (0.073 R)
• M11: 9,551,674 km (0.085 R)
• M12: 13,415,787 km (0.076 R)
• M13: 15,943,692 km (0.065 R)
• M14: 16,713,373 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.4

Radius: 8.2

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.15 AU - 8.67 AU

Year: 7723 Days

Day: 13.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 28,772,664 km

• M1: 102,026 km (0.054 R)
• M2: 386,860 km (0.051 R)
• M3: 694,583 km (0.07 R)
• M4: 955,182 km (0.057 R)
• M5: 1,379,143 km (0.096 R)
• M6: 2,019,870 km (0.067 R)
• M7: 2,664,488 km (0.054 R)
• M8: 3,606,356 km (0.106 R)
• M9: 4,193,528 km (0.072 R)
• M10: 4,962,461 km (0.096 R)
• M11: 5,238,618 km (0.114 R)
• M12: 7,156,762 km (0.112 R)
• M13: 8,596,642 km (0.12 R)
• M14: 9,315,459 km (0.065 R)
• M15: 11,498,541 km (0.11 R)
• M16: 11,983,837 km (0.114 R)
• M17: 14,555,274 km (0.029 R)
• M18: 15,575,233 km (0.075 R)
• M19: 16,236,306 km (0.081 R)
• M20: 16,778,598 km (0.079 R)
• M21: 20,211,570 km (0.111 R)
• M22: 22,133,155 km (0.106 R)
• M23: 23,565,853 km (0.102 R)
• M24: 25,059,439 km (0.032 R)
• M25: 26,802,254 km (0.117 R)
• M26: 29,515,510 km (0.077 R)
• M27: 31,982,529 km (0.077 R)
• M28: 33,374,687 km (0.092 R)
• M29: 34,472,735 km (0.044 R)
• M30: 38,386,215 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135

Radius: 14.1

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 7.7 AU - 10.46 AU

Year: 10476 Days

Day: 13.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,772,664 km

• M1: 177,273 km (0.11 R)
• M2: 738,265 km (0.098 R)
• M3: 1,370,167 km (0.087 R)
• M4: 1,964,669 km (0.089 R)
• M5: 2,695,305 km (0.117 R)
• M6: 3,991,122 km (0.094 R)
• M7: 4,505,589 km (0.119 R)
• M8: 5,090,666 km (0.117 R)
• M9: 7,497,696 km (0.083 R)
• M10: 8,322,429 km (0.061 R)
• M11: 8,931,292 km (0.073 R)
• M12: 9,734,184 km (0.101 R)
• M13: 10,195,992 km (0.099 R)
• M14: 11,073,234 km (0.072 R)
• M15: 12,482,746 km (0.108 R)
• M16: 14,762,318 km (0.058 R)
• M17: 16,586,066 km (0.095 R)
• M18: 17,246,391 km (0.076 R)
• M19: 18,812,680 km (0.116 R)
• M20: 19,863,605 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 18,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit