🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.41 AU - 0.61 AU

Year: 232 Days

Day: 43.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.6

Radius: 13.5

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.12 AU - 1.62 AU

Year: 1020 Days

Day: 5.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 19,437,971 km

• M1: 182,958 km (0.117 R)
• M2: 609,312 km (0.088 R)
• M3: 1,105,229 km (0.118 R)
• M4: 1,632,113 km (0.119 R)
• M5: 2,334,624 km (0.092 R)
• M6: 3,000,484 km (0.038 R)
• M7: 3,487,126 km (0.058 R)
• M8: 4,374,242 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.8

Radius: 11.7

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.49 AU - 2.03 AU

Year: 1485 Days

Day: 12.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,437,971 km

• M1: 146,307 km (0.119 R)
• M2: 622,178 km (0.071 R)
• M3: 999,015 km (0.112 R)
• M4: 1,995,336 km (0.119 R)
• M5: 2,509,803 km (0.037 R)
• M6: 3,363,259 km (0.117 R)
• M7: 3,874,585 km (0.111 R)
• M8: 4,364,219 km (0.087 R)
• M9: 4,758,409 km (0.114 R)
• M10: 5,362,784 km (0.091 R)
• M11: 5,860,497 km (0.095 R)
• M12: 6,388,727 km (0.096 R)
• M13: 7,331,193 km (0.086 R)
• M14: 8,856,344 km (0.11 R)
• M15: 9,337,450 km (0.118 R)
• M16: 9,741,065 km (0.1 R)
• M17: 12,265,529 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.2

Radius: 8.9

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.4 AU - 2.18 AU

Year: 1523 Days

Day: 7 Hours

Environment

Temp: -191 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,437,971 km

• M1: 110,702 km (0.03 R)
• M2: 408,402 km (0.062 R)
• M3: 792,420 km (0.105 R)
• M4: 1,365,380 km (0.073 R)
• M5: 1,672,803 km (0.103 R)
• M6: 2,942,441 km (0.052 R)
• M7: 3,572,846 km (0.118 R)
• M8: 4,272,515 km (0.059 R)
• M9: 4,645,612 km (0.037 R)
• M10: 6,172,259 km (0.113 R)
• M11: 6,552,387 km (0.101 R)
• M12: 7,386,245 km (0.074 R)
• M13: 8,460,657 km (0.103 R)
• M14: 8,841,085 km (0.097 R)
• M15: 9,324,884 km (0.104 R)
• M16: 9,636,197 km (0.087 R)
• M17: 10,083,644 km (0.12 R)
• M18: 11,054,535 km (0.032 R)
• M19: 11,687,782 km (0.079 R)
• M20: 12,307,866 km (0.094 R)

Asteroid Belt

Center: 2.1 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.8

Radius: 9.3

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.07 AU - 2.75 AU

Year: 2379 Days

Day: 10.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,437,971 km

• M1: 121,473 km (0.083 R)
• M2: 428,747 km (0.047 R)
• M3: 777,610 km (0.094 R)
• M4: 1,311,375 km (0.085 R)
• M5: 1,688,212 km (0.041 R)
• M6: 2,002,517 km (0.088 R)
• M7: 2,437,398 km (0.088 R)
• M8: 2,903,395 km (0.105 R)
• M9: 3,713,318 km (0.106 R)
• M10: 4,033,907 km (0.11 R)
• M11: 4,332,055 km (0.091 R)
• M12: 4,973,082 km (0.115 R)
• M13: 6,964,828 km (0.12 R)
• M14: 9,062,639 km (0.106 R)
• M15: 9,823,195 km (0.093 R)
• M16: 10,292,334 km (0.057 R)
• M17: 13,079,491 km (0.118 R)
• M18: 13,383,325 km (0.109 R)
• M19: 14,599,555 km (0.096 R)
• M20: 15,937,260 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.4

Radius: 11

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.6 AU - 3.54 AU

Year: 3420 Days

Day: 6.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,437,971 km

• M1: 148,401 km (0.072 R)
• M2: 645,814 km (0.068 R)
• M3: 1,143,825 km (0.12 R)
• M4: 1,891,815 km (0.059 R)
• M5: 2,758,734 km (0.057 R)
• M6: 3,201,544 km (0.083 R)
• M7: 3,811,604 km (0.061 R)
• M8: 4,918,628 km (0.079 R)
• M9: 5,573,269 km (0.101 R)
• M10: 8,645,261 km (0.117 R)
• M11: 10,581,506 km (0.077 R)
• M12: 10,992,751 km (0.089 R)
• M13: 12,976,718 km (0.112 R)
• M14: 13,833,614 km (0.113 R)
• M15: 14,275,826 km (0.074 R)
• M16: 15,188,821 km (0.087 R)
• M17: 16,302,727 km (0.086 R)
• M18: 17,300,096 km (0.113 R)
• M19: 18,633,163 km (0.052 R)
• M20: 20,033,548 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.3

Radius: 8.8

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.15 AU - 4.13 AU

Year: 4416 Days

Day: 14.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,437,971 km

• M1: 109,805 km (0.118 R)
• M2: 685,308 km (0.082 R)
• M3: 1,966,314 km (0.08 R)
• M4: 2,906,387 km (0.112 R)
• M5: 3,745,781 km (0.027 R)
• M6: 4,160,466 km (0.083 R)
• M7: 6,853,378 km (0.04 R)
• M8: 9,531,030 km (0.111 R)
• M9: 11,524,721 km (0.081 R)
• M10: 15,807,409 km (0.058 R)
• M11: 16,317,537 km (0.101 R)
• M12: 18,920,839 km (0.074 R)
• M13: 19,380,105 km (0.103 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 12,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit