🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162

Radius: 12.1

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.01 AU - 1.15 AU

Year: 736 Days

Day: 8.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,854,944 km

• M1: 150,944 km (0.113 R)
• M2: 558,150 km (0.097 R)
• M3: 973,583 km (0.107 R)
• M4: 1,355,656 km (0.105 R)
• M5: 2,199,537 km (0.08 R)
• M6: 2,596,570 km (0.068 R)
• M7: 3,083,811 km (0.045 R)
• M8: 3,584,814 km (0.102 R)
• M9: 4,152,687 km (0.083 R)
• M10: 4,638,282 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.8

Radius: 8.7

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.04 AU - 5.08 AU

Year: 6388 Days

Day: 6.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,854,944 km

• M1: 109,206 km (0.063 R)
• M2: 394,340 km (0.064 R)
• M3: 1,019,210 km (0.114 R)
• M4: 2,351,978 km (0.066 R)
• M5: 3,519,589 km (0.082 R)
• M6: 4,711,735 km (0.108 R)
• M7: 5,923,178 km (0.09 R)
• M8: 6,880,604 km (0.071 R)
• M9: 8,761,798 km (0.113 R)
• M10: 10,876,812 km (0.053 R)
• M11: 12,029,614 km (0.094 R)
• M12: 13,458,722 km (0.094 R)
• M13: 14,214,341 km (0.114 R)
• M14: 14,891,720 km (0.096 R)
• M15: 15,211,560 km (0.058 R)
• M16: 22,823,848 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.7

Radius: 13.1

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.21 AU - 6.97 AU

Year: 8670 Days

Day: 9.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,854,944 km

• M1: 194,926 km (0.112 R)
• M2: 972,536 km (0.107 R)
• M3: 1,898,397 km (0.115 R)
• M4: 4,241,548 km (0.071 R)
• M5: 5,317,905 km (0.095 R)
• M6: 5,822,499 km (0.053 R)
• M7: 6,639,602 km (0.059 R)
• M8: 8,128,999 km (0.088 R)
• M9: 8,544,582 km (0.115 R)
• M10: 12,674,231 km (0.087 R)
• M11: 14,224,514 km (0.103 R)
• M12: 14,707,266 km (0.117 R)
• M13: 27,186,421 km (0.1 R)
• M14: 28,119,313 km (0.09 R)
• M15: 28,689,132 km (0.066 R)
• M16: 29,950,391 km (0.095 R)
• M17: 35,366,732 km (0.046 R)
• M18: 38,537,758 km (0.118 R)
• M19: 39,477,532 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.5

Radius: 7.6

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.76 AU - 7.18 AU

Year: 10796 Days

Day: 16 Hours

Environment

Temp: -213 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,854,944 km

• M1: 94,546 km (0.03 R)
• M2: 414,536 km (0.105 R)
• M3: 1,194,838 km (0.067 R)
• M4: 1,651,710 km (0.044 R)
• M5: 2,096,913 km (0.078 R)
• M6: 2,549,896 km (0.088 R)
• M7: 2,818,424 km (0.038 R)
• M8: 3,329,301 km (0.074 R)
• M9: 4,382,320 km (0.081 R)
• M10: 5,095,603 km (0.085 R)
• M11: 7,848,503 km (0.117 R)
• M12: 10,848,838 km (0.031 R)
• M13: 11,948,980 km (0.06 R)
• M14: 12,602,873 km (0.068 R)
• M15: 13,872,061 km (0.086 R)
• M16: 17,287,829 km (0.098 R)
• M17: 20,865,013 km (0.057 R)
• M18: 21,664,614 km (0.099 R)
• M19: 29,261,044 km (0.078 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 17,679 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit