🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.51 AU - 0.53 AU

Year: 242 Days

Day: 26.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.9

Radius: 11

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.33 AU - 1.45 AU

Year: 1058 Days

Day: 8.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 65.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,210,439 km

• M1: 136,732 km (0.084 R)
• M2: 734,226 km (0.111 R)
• M3: 1,155,344 km (0.105 R)
• M4: 1,584,840 km (0.107 R)
• M5: 2,253,094 km (0.111 R)
• M6: 3,361,315 km (0.088 R)
• M7: 4,594,899 km (0.057 R)
• M8: 6,244,514 km (0.051 R)
• M9: 7,665,844 km (0.043 R)
• M10: 8,012,013 km (0.103 R)
• M11: 8,452,579 km (0.116 R)
• M12: 8,880,130 km (0.068 R)
• M13: 9,472,687 km (0.107 R)
• M14: 10,969,264 km (0.095 R)
• M15: 11,444,088 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.1

Radius: 9.2

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.77 AU - 2.03 AU

Year: 1691 Days

Day: 13.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,210,439 km

• M1: 114,442 km (0.099 R)
• M2: 780,003 km (0.115 R)
• M3: 1,111,961 km (0.117 R)
• M4: 1,428,809 km (0.042 R)
• M5: 1,758,224 km (0.112 R)
• M6: 2,094,969 km (0.079 R)
• M7: 2,390,424 km (0.06 R)
• M8: 2,688,124 km (0.079 R)
• M9: 3,343,812 km (0.097 R)
• M10: 3,750,419 km (0.114 R)
• M11: 4,189,638 km (0.104 R)
• M12: 4,495,117 km (0.104 R)
• M13: 5,738,275 km (0.12 R)
• M14: 6,345,942 km (0.113 R)
• M15: 7,453,415 km (0.096 R)
• M16: 8,260,196 km (0.054 R)
• M17: 8,771,522 km (0.065 R)
• M18: 9,486,001 km (0.093 R)
• M19: 10,400,493 km (0.051 R)
• M20: 10,795,581 km (0.069 R)
• M21: 11,407,137 km (0.09 R)
• M22: 12,077,485 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 341.5

Radius: 6.4

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.13 AU - 7.69 AU

Year: 10479 Days

Day: 16.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,210,439 km

• M1: 79,586 km (0.109 R)
• M2: 383,270 km (0.112 R)
• M3: 600,486 km (0.083 R)
• M4: 867,069 km (0.112 R)
• M5: 1,073,963 km (0.073 R)
• M6: 1,473,090 km (0.078 R)
• M7: 1,714,541 km (0.066 R)
• M8: 2,013,887 km (0.116 R)
• M9: 2,756,790 km (0.082 R)
• M10: 3,527,817 km (0.087 R)
• M11: 3,838,981 km (0.098 R)
• M12: 4,543,736 km (0.05 R)
• M13: 7,062,665 km (0.077 R)
• M14: 7,288,259 km (0.105 R)
• M15: 7,953,820 km (0.098 R)
• M16: 12,657,027 km (0.099 R)
• M17: 12,934,381 km (0.088 R)
• M18: 13,159,227 km (0.116 R)
• M19: 14,203,570 km (0.043 R)
• M20: 14,685,125 km (0.077 R)
• M21: 17,805,288 km (0.111 R)
• M22: 20,114,630 km (0.072 R)
• M23: 22,616,206 km (0.097 R)
• M24: 23,438,695 km (0.079 R)
• M25: 26,564,692 km (0.034 R)
• M26: 27,665,583 km (0.12 R)
• M27: 28,988,028 km (0.044 R)
• M28: 31,251,145 km (0.03 R)
• M29: 31,860,307 km (0.119 R)
• M30: 33,948,245 km (0.081 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 11,550 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit