🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.53 AU - 0.55 AU

Year: 256 Days

Day: 33.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.53 AU - 0.61 AU

Year: 278 Days

Day: 32.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 34,981,077 km

• M1: 81,381 km (0.101 R)
• M2: 427,551 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.55 AU - 0.65 AU

Year: 300 Days

Day: 25.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,981,077 km

• M1: 211,382 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.8

Radius: 14.5

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.75 AU - 1.23 AU

Year: 636 Days

Day: 14 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,981,077 km

• M1: 180,265 km (0.102 R)
• M2: 635,791 km (0.056 R)
• M3: 1,183,020 km (0.103 R)
• M4: 1,650,065 km (0.107 R)
• M5: 2,367,386 km (0.087 R)
• M6: 2,885,893 km (0.118 R)
• M7: 3,337,080 km (0.096 R)
• M8: 3,813,549 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.1

Radius: 12.4

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.84 AU - 1.26 AU

Year: 695 Days

Day: 10.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,981,077 km

• M1: 155,133 km (0.029 R)
• M2: 735,274 km (0.095 R)
• M3: 1,175,540 km (0.071 R)
• M4: 1,569,581 km (0.095 R)
• M5: 2,026,004 km (0.039 R)
• M6: 2,785,812 km (0.088 R)
• M7: 3,226,228 km (0.078 R)
• M8: 3,727,530 km (0.032 R)
• M9: 4,359,432 km (0.092 R)
• M10: 5,061,794 km (0.071 R)
• M11: 6,337,115 km (0.084 R)
• M12: 7,127,890 km (0.088 R)
• M13: 7,628,594 km (0.064 R)
• M14: 8,079,781 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.2

Radius: 12

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.21 AU - 1.23 AU

Year: 870 Days

Day: 5 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,981,077 km

• M1: 149,299 km (0.039 R)
• M2: 545,883 km (0.076 R)
• M3: 985,551 km (0.049 R)
• M4: 1,503,608 km (0.103 R)
• M5: 2,211,057 km (0.103 R)
• M6: 3,184,191 km (0.092 R)
• M7: 3,640,015 km (0.101 R)
• M8: 4,058,590 km (0.109 R)
• M9: 4,864,474 km (0.07 R)
• M10: 5,277,065 km (0.04 R)
• M11: 5,672,302 km (0.1 R)
• M12: 7,002,377 km (0.088 R)
• M13: 7,803,474 km (0.052 R)
• M14: 8,503,592 km (0.104 R)
• M15: 10,209,606 km (0.099 R)

Asteroid Belt

Center: 4.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.2

Radius: 7.4

Gravity: 16.11 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.16 AU - 7.96 AU

Year: 12112 Days

Day: 21.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,981,077 km

• M1: 92,152 km (0.086 R)
• M2: 325,375 km (0.098 R)
• M3: 609,312 km (0.028 R)
• M4: 962,064 km (0.118 R)
• M5: 1,418,786 km (0.03 R)
• M6: 1,871,769 km (0.067 R)
• M7: 2,458,791 km (0.055 R)
• M8: 3,262,281 km (0.11 R)
• M9: 6,353,122 km (0.048 R)
• M10: 8,653,339 km (0.111 R)
• M11: 9,151,949 km (0.103 R)
• M12: 9,616,899 km (0.111 R)
• M13: 10,538,123 km (0.068 R)
• M14: 28,712,319 km (0.1 R)
• M15: 32,713,763 km (0.057 R)
• M16: 34,785,095 km (0.117 R)
• M17: 35,536,525 km (0.107 R)
• M18: 37,462,448 km (0.115 R)
• M19: 38,517,562 km (0.117 R)
• M20: 43,656,099 km (0.091 R)
• M21: 46,013,163 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50

Radius: 5.8

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 10.59 AU - 11.11 AU

Year: 23076 Days

Day: 19.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,981,077 km

• M1: 72,854 km (0.067 R)
• M2: 1,205,310 km (0.096 R)
• M3: 6,040,014 km (0.102 R)
• M4: 7,802,576 km (0.053 R)
• M5: 8,554,006 km (0.103 R)
• M6: 9,137,737 km (0.085 R)
• M7: 12,252,365 km (0.065 R)
• M8: 13,708,251 km (0.103 R)
• M9: 13,989,944 km (0.077 R)
• M10: 18,969,908 km (0.086 R)
• M11: 23,218,637 km (0.106 R)
• M12: 24,516,249 km (0.077 R)
• M13: 34,460,019 km (0.101 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 15,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit