🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.4

Radius: 11.1

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.88 AU - 1.34 AU

Year: 767 Days

Day: 10.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,771,760 km

• M1: 138,079 km (0.115 R)
• M2: 495,169 km (0.094 R)
• M3: 1,282,802 km (0.078 R)
• M4: 1,821,055 km (0.116 R)
• M5: 2,415,706 km (0.058 R)
• M6: 3,220,393 km (0.116 R)
• M7: 4,166,151 km (0.106 R)
• M8: 4,649,053 km (0.109 R)
• M9: 5,185,810 km (0.064 R)
• M10: 6,115,711 km (0.095 R)
• M11: 6,965,576 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.1

Radius: 13.5

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.92 AU - 2.06 AU

Year: 1842 Days

Day: 8.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,771,760 km

• M1: 167,849 km (0.104 R)
• M2: 743,202 km (0.042 R)
• M3: 1,190,799 km (0.052 R)
• M4: 1,737,130 km (0.032 R)
• M5: 2,437,398 km (0.105 R)
• M6: 3,154,421 km (0.096 R)
• M7: 3,991,122 km (0.064 R)
• M8: 4,870,308 km (0.026 R)
• M9: 5,874,858 km (0.069 R)
• M10: 6,342,351 km (0.052 R)
• M11: 6,961,836 km (0.099 R)
• M12: 7,648,640 km (0.108 R)
• M13: 8,121,818 km (0.062 R)
• M14: 8,883,570 km (0.118 R)
• M15: 11,066,951 km (0.067 R)
• M16: 11,565,112 km (0.073 R)
• M17: 12,453,724 km (0.096 R)
• M18: 12,992,874 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.1

Radius: 11.9

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.92 AU - 2.94 AU

Year: 2485 Days

Day: 9.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,771,760 km

• M1: 150,944 km (0.089 R)
• M2: 607,367 km (0.101 R)
• M3: 1,196,334 km (0.031 R)
• M4: 1,735,335 km (0.087 R)
• M5: 2,393,117 km (0.104 R)
• M6: 2,848,493 km (0.12 R)
• M7: 3,395,572 km (0.074 R)
• M8: 3,841,973 km (0.058 R)
• M9: 4,307,222 km (0.115 R)
• M10: 5,351,864 km (0.062 R)
• M11: 6,035,077 km (0.071 R)
• M12: 6,941,940 km (0.073 R)
• M13: 7,635,326 km (0.089 R)
• M14: 8,761,349 km (0.112 R)
• M15: 9,194,136 km (0.115 R)
• M16: 10,175,198 km (0.109 R)
• M17: 11,458,599 km (0.114 R)
• M18: 13,406,662 km (0.057 R)
• M19: 14,853,423 km (0.118 R)
• M20: 16,452,026 km (0.078 R)
• M21: 17,527,186 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.5

Radius: 8

Gravity: 15.13 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.53 AU - 2.73 AU

Year: 2798 Days

Day: 9.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,771,760 km

• M1: 100,081 km (0.048 R)
• M2: 360,531 km (0.035 R)
• M3: 961,017 km (0.094 R)
• M4: 1,490,444 km (0.073 R)
• M5: 1,846,187 km (0.047 R)
• M6: 2,493,797 km (0.105 R)
• M7: 3,033,097 km (0.079 R)
• M8: 3,302,971 km (0.099 R)
• M9: 3,891,190 km (0.069 R)
• M10: 4,734,324 km (0.109 R)
• M11: 5,173,842 km (0.073 R)
• M12: 6,392,467 km (0.081 R)
• M13: 6,838,268 km (0.112 R)
• M14: 9,385,172 km (0.103 R)
• M15: 11,613,283 km (0.06 R)
• M16: 12,142,560 km (0.06 R)
• M17: 12,919,871 km (0.089 R)
• M18: 13,729,793 km (0.05 R)
• M19: 14,371,718 km (0.053 R)
• M20: 15,983,037 km (0.041 R)
• M21: 16,582,625 km (0.065 R)
• M22: 19,376,215 km (0.101 R)
• M23: 19,870,487 km (0.09 R)
• M24: 20,627,602 km (0.1 R)
• M25: 22,401,234 km (0.092 R)
• M26: 22,740,522 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.4

Radius: 13.4

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.73 AU - 4.23 AU

Year: 5209 Days

Day: 8.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,771,760 km

• M1: 166,652 km (0.036 R)
• M2: 628,461 km (0.063 R)
• M3: 1,411,306 km (0.072 R)
• M4: 1,970,802 km (0.11 R)
• M5: 2,502,772 km (0.043 R)
• M6: 3,930,684 km (0.112 R)
• M7: 4,520,100 km (0.114 R)
• M8: 5,785,099 km (0.071 R)
• M9: 6,223,571 km (0.081 R)
• M10: 6,923,090 km (0.086 R)
• M11: 8,760,302 km (0.044 R)
• M12: 10,577,617 km (0.068 R)
• M13: 11,235,997 km (0.073 R)
• M14: 12,173,078 km (0.09 R)
• M15: 14,034,823 km (0.037 R)
• M16: 14,600,154 km (0.109 R)
• M17: 16,824,674 km (0.114 R)
• M18: 17,527,635 km (0.051 R)
• M19: 18,992,048 km (0.068 R)
• M20: 22,468,403 km (0.077 R)
• M21: 26,862,841 km (0.094 R)
• M22: 28,000,533 km (0.105 R)
• M23: 33,571,109 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.6

Radius: 9.7

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.69 AU - 4.93 AU

Year: 5870 Days

Day: 6 Hours

Environment

Temp: -210 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,771,760 km

• M1: 120,576 km (0.112 R)
• M2: 427,252 km (0.112 R)
• M3: 779,854 km (0.113 R)
• M4: 1,473,988 km (0.079 R)
• M5: 1,859,352 km (0.119 R)
• M6: 2,501,725 km (0.091 R)
• M7: 3,550,257 km (0.082 R)
• M8: 3,853,492 km (0.091 R)
• M9: 4,380,076 km (0.057 R)
• M10: 5,454,488 km (0.094 R)
• M11: 6,285,205 km (0.117 R)
• M12: 9,372,755 km (0.12 R)
• M13: 10,562,208 km (0.081 R)
• M14: 10,898,953 km (0.116 R)
• M15: 18,054,219 km (0.081 R)
• M16: 20,107,899 km (0.12 R)
• M17: 22,312,672 km (0.041 R)
• M18: 22,948,313 km (0.077 R)
• M19: 23,514,242 km (0.074 R)
• M20: 24,089,446 km (0.086 R)
• M21: 24,758,298 km (0.082 R)
• M22: 25,611,754 km (0.096 R)
• M23: 28,197,553 km (0.084 R)
• M24: 35,147,122 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 15,594 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit