🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.16 AU - 1.3 AU

Year: 596 Days

Day: 28.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.06 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.2

Radius: 8.7

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.44 AU - 3.34 AU

Year: 2145 Days

Day: 8.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,687,580 km

• M1: 109,506 km (0.114 R)
• M2: 382,522 km (0.114 R)
• M3: 661,971 km (0.115 R)
• M4: 983,606 km (0.04 R)
• M5: 1,737,729 km (0.065 R)
• M6: 2,176,499 km (0.067 R)
• M7: 2,605,097 km (0.104 R)
• M8: 2,921,347 km (0.101 R)
• M9: 3,346,056 km (0.103 R)
• M10: 3,981,099 km (0.065 R)
• M11: 4,453,229 km (0.076 R)
• M12: 4,943,910 km (0.095 R)
• M13: 5,431,599 km (0.052 R)
• M14: 6,546,852 km (0.059 R)
• M15: 7,466,430 km (0.12 R)
• M16: 9,418,981 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.5

Radius: 12.1

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.12 AU - 5.94 AU

Year: 5677 Days

Day: 5.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,687,580 km

• M1: 150,495 km (0.106 R)
• M2: 604,974 km (0.09 R)
• M3: 1,016,817 km (0.115 R)
• M4: 1,404,275 km (0.093 R)
• M5: 2,224,221 km (0.118 R)
• M6: 2,733,751 km (0.103 R)
• M7: 3,485,182 km (0.107 R)
• M8: 4,878,686 km (0.097 R)
• M9: 5,314,016 km (0.107 R)
• M10: 6,015,929 km (0.108 R)
• M11: 6,811,789 km (0.107 R)
• M12: 10,224,566 km (0.116 R)
• M13: 10,758,480 km (0.055 R)
• M14: 12,423,056 km (0.111 R)
• M15: 13,606,674 km (0.044 R)
• M16: 16,019,090 km (0.115 R)
• M17: 16,618,528 km (0.063 R)
• M18: 17,420,223 km (0.092 R)
• M19: 18,312,275 km (0.086 R)
• M20: 23,463,977 km (0.107 R)
• M21: 23,848,743 km (0.119 R)
• M22: 25,999,362 km (0.086 R)
• M23: 29,418,870 km (0.112 R)
• M24: 30,137,089 km (0.037 R)
• M25: 30,683,421 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.1

Radius: 12.5

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.96 AU - 9.26 AU

Year: 9165 Days

Day: 14.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 156 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,687,580 km

• M1: 155,582 km (0.05 R)
• M2: 1,010,234 km (0.096 R)
• M3: 1,438,832 km (0.038 R)
• M4: 2,318,169 km (0.05 R)
• M5: 2,867,941 km (0.098 R)
• M6: 3,336,481 km (0.098 R)
• M7: 4,458,017 km (0.091 R)
• M8: 5,058,951 km (0.1 R)
• M9: 6,349,981 km (0.092 R)
• M10: 6,761,973 km (0.07 R)
• M11: 9,097,795 km (0.108 R)
• M12: 9,574,264 km (0.114 R)
• M13: 10,117,454 km (0.06 R)
• M14: 11,483,731 km (0.103 R)
• M15: 13,088,767 km (0.088 R)
• M16: 14,515,481 km (0.064 R)
• M17: 15,770,159 km (0.12 R)
• M18: 18,646,327 km (0.119 R)
• M19: 20,449,730 km (0.038 R)
• M20: 23,769,157 km (0.077 R)
• M21: 24,400,759 km (0.107 R)
• M22: 26,171,848 km (0.11 R)
• M23: 28,630,788 km (0.118 R)
• M24: 34,690,998 km (0.114 R)
• M25: 37,531,413 km (0.119 R)
• M26: 39,383,435 km (0.071 R)
• M27: 41,425,296 km (0.073 R)
• M28: 44,482,777 km (0.057 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 17,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit