🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.4

Radius: 11.4

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.87 AU - 1.07 AU

Year: 637 Days

Day: 10.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 10,001,673 km

• M1: 141,819 km (0.085 R)
• M2: 517,459 km (0.118 R)
• M3: 876,644 km (0.074 R)
• M4: 1,434,195 km (0.076 R)
• M5: 1,796,222 km (0.094 R)
• M6: 2,162,288 km (0.055 R)
• M7: 2,677,203 km (0.087 R)
• M8: 3,073,189 km (0.066 R)
• M9: 3,521,833 km (0.057 R)
• M10: 4,014,010 km (0.12 R)
• M11: 5,050,723 km (0.109 R)
• M12: 5,421,277 km (0.116 R)
• M13: 6,337,714 km (0.069 R)
• M14: 7,133,874 km (0.084 R)
• M15: 7,901,760 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.7

Radius: 9.5

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.81 AU - 1.13 AU

Year: 637 Days

Day: 11.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 10,001,673 km

• M1: 118,182 km (0.094 R)
• M2: 414,536 km (0.115 R)
• M3: 774,169 km (0.111 R)
• M4: 1,096,702 km (0.05 R)
• M5: 1,469,949 km (0.096 R)
• M6: 1,911,861 km (0.109 R)
• M7: 2,299,918 km (0.109 R)
• M8: 2,627,687 km (0.08 R)
• M9: 3,008,712 km (0.118 R)
• M10: 3,450,924 km (0.064 R)
• M11: 3,830,304 km (0.108 R)
• M12: 4,223,297 km (0.105 R)
• M13: 4,583,679 km (0.055 R)
• M14: 5,755,180 km (0.094 R)
• M15: 6,072,477 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.3

Radius: 8.6

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.32 AU - 1.32 AU

Year: 1011 Days

Day: 8.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 10,001,673 km

• M1: 106,962 km (0.065 R)
• M2: 431,889 km (0.088 R)
• M3: 786,586 km (0.119 R)
• M4: 1,203,664 km (0.095 R)
• M5: 1,517,820 km (0.106 R)
• M6: 1,975,739 km (0.077 R)
• M7: 2,718,941 km (0.104 R)
• M8: 3,295,940 km (0.075 R)
• M9: 4,972,334 km (0.103 R)
• M10: 5,564,143 km (0.085 R)
• M11: 6,357,910 km (0.079 R)
• M12: 6,793,987 km (0.115 R)
• M13: 7,348,247 km (0.118 R)
• M14: 8,089,654 km (0.082 R)
• M15: 8,492,372 km (0.03 R)
• M16: 10,176,545 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.7

Radius: 9.7

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.39 AU - 1.79 AU

Year: 1337 Days

Day: 14.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 10,001,673 km

• M1: 121,922 km (0.071 R)
• M2: 440,715 km (0.109 R)
• M3: 758,611 km (0.118 R)
• M4: 1,942,229 km (0.078 R)
• M5: 2,245,165 km (0.109 R)
• M6: 3,188,978 km (0.107 R)
• M7: 3,504,629 km (0.116 R)
• M8: 3,907,796 km (0.055 R)
• M9: 5,410,207 km (0.096 R)
• M10: 6,153,409 km (0.086 R)
• M11: 6,526,058 km (0.045 R)
• M12: 8,822,684 km (0.112 R)
• M13: 11,093,729 km (0.036 R)
• M14: 12,037,692 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877

Radius: 10.2

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.73 AU - 2.41 AU

Year: 1986 Days

Day: 12 Hours

Environment

Temp: -208 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 10,001,673 km

• M1: 130,599 km (0.032 R)
• M2: 492,626 km (0.063 R)
• M3: 824,284 km (0.108 R)
• M4: 1,210,995 km (0.108 R)
• M5: 1,976,487 km (0.082 R)
• M6: 2,446,524 km (0.113 R)
• M7: 3,813,549 km (0.071 R)
• M8: 4,238,556 km (0.058 R)
• M9: 6,343,099 km (0.087 R)
• M10: 8,001,990 km (0.103 R)
• M11: 9,234,826 km (0.102 R)
• M12: 10,777,629 km (0.093 R)
• M13: 11,870,591 km (0.117 R)
• M14: 12,360,973 km (0.113 R)
• M15: 12,864,818 km (0.111 R)
• M16: 13,602,037 km (0.074 R)
• M17: 14,321,453 km (0.098 R)
• M18: 14,830,535 km (0.111 R)
• M19: 15,447,626 km (0.075 R)
• M20: 16,531,163 km (0.116 R)
• M21: 17,664,367 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.5

Radius: 10.2

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.85 AU - 4.31 AU

Year: 4517 Days

Day: 14.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 118.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 10,001,673 km

• M1: 128,205 km (0.064 R)
• M2: 481,705 km (0.108 R)
• M3: 848,070 km (0.11 R)
• M4: 1,523,355 km (0.073 R)
• M5: 3,370,889 km (0.088 R)
• M6: 3,999,948 km (0.073 R)
• M7: 4,393,540 km (0.063 R)
• M8: 6,277,276 km (0.1 R)
• M9: 6,696,898 km (0.117 R)
• M10: 7,349,594 km (0.087 R)
• M11: 7,993,164 km (0.116 R)
• M12: 8,808,921 km (0.069 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: 358 - 11,662 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit