🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.96 AU - 1.2 AU

Year: 412 Days

Day: 32.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.93 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.6

Radius: 12.8

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.45 AU - 5.09 AU

Year: 3824 Days

Day: 7.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 96,709,133 km

• M1: 159,322 km (0.094 R)
• M2: 576,849 km (0.064 R)
• M3: 1,045,689 km (0.113 R)
• M4: 1,867,580 km (0.067 R)
• M5: 2,485,120 km (0.106 R)
• M6: 3,628,646 km (0.102 R)
• M7: 4,073,101 km (0.046 R)
• M8: 4,729,985 km (0.098 R)
• M9: 5,731,842 km (0.108 R)
• M10: 7,709,526 km (0.085 R)
• M11: 8,922,017 km (0.103 R)
• M12: 9,847,429 km (0.074 R)
• M13: 10,757,583 km (0.058 R)
• M14: 11,354,329 km (0.079 R)
• M15: 12,184,298 km (0.1 R)
• M16: 13,595,903 km (0.111 R)
• M17: 14,869,580 km (0.111 R)
• M18: 15,660,952 km (0.072 R)
• M19: 16,794,904 km (0.085 R)
• M20: 17,328,071 km (0.113 R)
• M21: 18,767,202 km (0.044 R)
• M22: 19,574,582 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.8

Radius: 12.3

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.59 AU - 6.91 AU

Year: 5061 Days

Day: 9.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 96,709,133 km

• M1: 176,077 km (0.062 R)
• M2: 591,809 km (0.104 R)
• M3: 1,442,572 km (0.076 R)
• M4: 3,220,693 km (0.096 R)
• M5: 4,224,345 km (0.054 R)
• M6: 4,713,979 km (0.097 R)
• M7: 7,176,958 km (0.031 R)
• M8: 8,089,505 km (0.054 R)
• M9: 8,494,466 km (0.093 R)
• M10: 8,978,715 km (0.102 R)
• M11: 9,379,338 km (0.053 R)
• M12: 10,002,712 km (0.094 R)
• M13: 12,363,815 km (0.075 R)
• M14: 14,205,365 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.7

Radius: 5.5

Gravity: 19.56 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 18.47 AU - 19.89 AU

Year: 30835 Days

Day: 20.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 96,709,133 km

• M1: 89,310 km (0.103 R)
• M2: 271,071 km (0.091 R)
• M3: 577,448 km (0.071 R)
• M4: 841,488 km (0.068 R)
• M5: 2,401,046 km (0.118 R)
• M6: 3,509,865 km (0.114 R)
• M7: 3,866,806 km (0.057 R)
• M8: 4,465,496 km (0.095 R)
• M9: 5,083,635 km (0.093 R)
• M10: 7,539,583 km (0.105 R)
• M11: 8,699,864 km (0.088 R)
• M12: 8,933,686 km (0.096 R)
• M13: 10,101,895 km (0.091 R)
• M14: 12,221,099 km (0.106 R)
• M15: 13,345,626 km (0.043 R)
• M16: 14,132,660 km (0.082 R)
• M17: 15,117,314 km (0.101 R)
• M18: 16,323,072 km (0.051 R)
• M19: 20,017,541 km (0.109 R)
• M20: 21,047,373 km (0.112 R)
• M21: 21,681,967 km (0.076 R)
• M22: 23,889,583 km (0.118 R)
• M23: 27,101,300 km (0.093 R)
• M24: 29,004,334 km (0.109 R)
• M25: 34,950,251 km (0.099 R)
• M26: 40,351,482 km (0.08 R)
• M27: 53,353,033 km (0.066 R)
• M28: 55,526,242 km (0.109 R)
• M29: 58,169,935 km (0.104 R)
• M30: 60,683,628 km (0.092 R)
• M31: 65,926,286 km (0.069 R)
• M32: 69,119,901 km (0.074 R)
• M33: 88,542,791 km (0.048 R)
• M34: 92,988,989 km (0.088 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: 492 - 19,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit