🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.94 AU - 2.86 AU

Year: 1351 Days

Day: 13.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.6

Radius: 9.1

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.3 AU - 11.38 AU

Year: 12084 Days

Day: 13.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,848,536 km

• M1: 113,096 km (0.086 R)
• M2: 433,684 km (0.092 R)
• M3: 724,502 km (0.116 R)
• M4: 1,420,282 km (0.104 R)
• M5: 2,508,756 km (0.118 R)
• M6: 4,840,538 km (0.111 R)
• M7: 5,988,702 km (0.117 R)
• M8: 6,448,267 km (0.068 R)
• M9: 9,059,049 km (0.108 R)
• M10: 10,570,286 km (0.108 R)
• M11: 12,182,203 km (0.101 R)
• M12: 13,047,029 km (0.075 R)
• M13: 14,420,038 km (0.116 R)
• M14: 15,743,082 km (0.088 R)
• M15: 16,993,869 km (0.107 R)
• M16: 26,731,045 km (0.108 R)
• M17: 30,584,237 km (0.099 R)
• M18: 37,034,299 km (0.09 R)
• M19: 38,061,139 km (0.107 R)
• M20: 41,942,306 km (0.07 R)
• M21: 50,637,533 km (0.119 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.3

Radius: 4.9

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 15.46 AU - 16.28 AU

Year: 22977 Days

Day: 21.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,848,536 km

• M1: 61,934 km (0.094 R)
• M2: 252,671 km (0.032 R)
• M3: 542,591 km (0.109 R)
• M4: 1,261,260 km (0.078 R)
• M5: 3,410,083 km (0.119 R)
• M6: 3,998,302 km (0.116 R)
• M7: 5,305,040 km (0.108 R)
• M8: 9,113,053 km (0.089 R)
• M9: 9,461,168 km (0.096 R)
• M10: 9,818,108 km (0.081 R)
• M11: 11,973,066 km (0.047 R)
• M12: 12,150,788 km (0.08 R)
• M13: 16,891,544 km (0.079 R)
• M14: 17,416,633 km (0.071 R)
• M15: 22,283,201 km (0.093 R)
• M16: 24,497,699 km (0.091 R)
• M17: 29,144,208 km (0.094 R)
• M18: 29,358,582 km (0.107 R)
• M19: 33,634,089 km (0.11 R)
• M20: 35,308,538 km (0.086 R)
• M21: 36,413,767 km (0.114 R)
• M22: 38,050,667 km (0.117 R)
• M23: 40,663,693 km (0.103 R)
• M24: 42,150,696 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.8

Radius: 5.1

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 17.3 AU - 20.18 AU

Year: 29484 Days

Day: 19.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,848,536 km

• M1: 63,429 km (0.088 R)
• M2: 257,159 km (0.107 R)
• M3: 969,843 km (0.059 R)
• M4: 1,458,729 km (0.104 R)
• M5: 1,627,176 km (0.112 R)
• M6: 2,847,595 km (0.118 R)
• M7: 4,471,181 km (0.106 R)
• M8: 8,872,799 km (0.047 R)
• M9: 9,706,359 km (0.116 R)
• M10: 10,447,915 km (0.093 R)
• M11: 11,578,875 km (0.033 R)
• M12: 13,736,226 km (0.085 R)
• M13: 15,769,112 km (0.074 R)
• M14: 19,757,690 km (0.097 R)
• M15: 20,050,154 km (0.109 R)
• M16: 27,510,300 km (0.083 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 12,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit