🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.66 AU - 0.7 AU

Year: 200 Days

Day: 35.1 Hours

Environment

Temp: 138 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.25 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.8

Radius: 14.6

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.28 AU - 6.36 AU

Year: 5005 Days

Day: 10.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,768,910 km

• M1: 181,612 km (0.048 R)
• M2: 801,545 km (0.11 R)
• M3: 1,348,026 km (0.042 R)
• M4: 1,972,448 km (0.099 R)
• M5: 3,246,274 km (0.116 R)
• M6: 3,902,410 km (0.12 R)
• M7: 4,480,755 km (0.1 R)
• M8: 6,328,738 km (0.085 R)
• M9: 7,523,576 km (0.072 R)
• M10: 8,139,770 km (0.075 R)
• M11: 8,715,722 km (0.095 R)
• M12: 10,608,883 km (0.109 R)
• M13: 11,078,919 km (0.068 R)
• M14: 12,015,103 km (0.099 R)
• M15: 14,249,796 km (0.082 R)
• M16: 15,303,114 km (0.081 R)
• M17: 16,749,426 km (0.088 R)
• M18: 17,743,205 km (0.09 R)
• M19: 19,465,376 km (0.076 R)
• M20: 20,762,090 km (0.046 R)
• M21: 22,743,663 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.2

Radius: 10.9

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.35 AU - 7.77 AU

Year: 6687 Days

Day: 7.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,768,910 km

• M1: 135,536 km (0.078 R)
• M2: 478,713 km (0.117 R)
• M3: 1,039,705 km (0.114 R)
• M4: 2,074,773 km (0.081 R)
• M5: 3,254,352 km (0.099 R)
• M6: 4,119,028 km (0.111 R)
• M7: 4,725,049 km (0.09 R)
• M8: 5,485,904 km (0.047 R)
• M9: 7,548,409 km (0.09 R)
• M10: 8,392,141 km (0.066 R)
• M11: 8,920,970 km (0.111 R)
• M12: 10,491,149 km (0.119 R)
• M13: 12,405,852 km (0.09 R)
• M14: 17,123,870 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.7

Radius: 9.8

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.49 AU - 8.83 AU

Year: 8309 Days

Day: 7.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,768,910 km

• M1: 121,922 km (0.105 R)
• M2: 1,100,592 km (0.066 R)
• M3: 1,495,380 km (0.076 R)
• M4: 1,999,226 km (0.059 R)
• M5: 2,333,577 km (0.091 R)
• M6: 2,649,977 km (0.086 R)
• M7: 3,158,161 km (0.082 R)
• M8: 3,502,385 km (0.076 R)
• M9: 4,090,754 km (0.103 R)
• M10: 4,910,401 km (0.109 R)
• M11: 5,772,832 km (0.117 R)
• M12: 6,323,502 km (0.068 R)
• M13: 8,108,504 km (0.051 R)
• M14: 8,757,908 km (0.077 R)
• M15: 10,160,538 km (0.11 R)
• M16: 11,109,886 km (0.071 R)
• M17: 11,555,987 km (0.112 R)
• M18: 14,605,390 km (0.092 R)
• M19: 15,875,625 km (0.059 R)
• M20: 16,188,584 km (0.112 R)
• M21: 16,826,918 km (0.107 R)
• M22: 18,358,800 km (0.088 R)
• M23: 20,200,051 km (0.091 R)
• M24: 21,621,231 km (0.083 R)
• M25: 28,066,954 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.4

Radius: 15

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 9.42 AU - 12.8 AU

Year: 13200 Days

Day: 8.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,768,910 km

• M1: 203,603 km (0.117 R)
• M2: 900,579 km (0.117 R)
• M3: 1,606,831 km (0.101 R)
• M4: 2,779,678 km (0.12 R)
• M5: 3,247,321 km (0.109 R)
• M6: 4,078,038 km (0.116 R)
• M7: 4,880,780 km (0.104 R)
• M8: 10,350,826 km (0.103 R)
• M9: 18,390,964 km (0.103 R)
• M10: 19,380,703 km (0.065 R)
• M11: 20,755,209 km (0.086 R)
• M12: 25,069,462 km (0.119 R)
• M13: 29,057,591 km (0.104 R)
• M14: 36,699,948 km (0.114 R)
• M15: 42,384,368 km (0.11 R)
• M16: 43,529,988 km (0.12 R)
• M17: 48,164,830 km (0.118 R)
• M18: 51,971,796 km (0.105 R)
• M19: 53,449,674 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.4

Radius: 5.8

Gravity: 10.68 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 10.56 AU - 15.6 AU

Year: 16862 Days

Day: 23 Hours

Environment

Temp: -192 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,768,910 km

• M1: 73,153 km (0.098 R)
• M2: 720,463 km (0.06 R)
• M3: 1,234,631 km (0.111 R)
• M4: 3,002,878 km (0.078 R)
• M5: 4,095,691 km (0.112 R)
• M6: 4,636,786 km (0.098 R)
• M7: 4,924,612 km (0.109 R)
• M8: 5,224,406 km (0.102 R)
• M9: 9,832,918 km (0.106 R)
• M10: 11,710,372 km (0.065 R)
• M11: 24,848,954 km (0.04 R)
• M12: 30,010,081 km (0.106 R)
• M13: 32,375,522 km (0.057 R)
• M14: 33,900,523 km (0.057 R)
• M15: 45,502,436 km (0.052 R)
• M16: 49,992,467 km (0.101 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 16,696 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit