🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.1

Radius: 11.9

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.73 AU - 0.83 AU

Year: 467 Days

Day: 13.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,479,568 km

• M1: 147,952 km (0.114 R)
• M2: 574,456 km (0.075 R)
• M3: 1,032,674 km (0.117 R)
• M4: 1,458,430 km (0.038 R)
• M5: 1,909,168 km (0.08 R)
• M6: 2,287,651 km (0.073 R)
• M7: 2,781,024 km (0.117 R)
• M8: 3,189,427 km (0.086 R)
• M9: 3,739,498 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.8

Radius: 10.2

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.3 AU - 1.36 AU

Year: 1040 Days

Day: 9.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,479,568 km

• M1: 126,859 km (0.055 R)
• M2: 548,426 km (0.094 R)
• M3: 913,594 km (0.07 R)
• M4: 1,329,177 km (0.083 R)
• M5: 1,973,944 km (0.066 R)
• M6: 2,318,917 km (0.119 R)
• M7: 3,552,052 km (0.115 R)
• M8: 4,111,099 km (0.053 R)
• M9: 4,567,971 km (0.114 R)
• M10: 5,282,002 km (0.078 R)
• M11: 5,730,197 km (0.104 R)
• M12: 6,994,598 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.7

Radius: 8.1

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.92 AU - 3.3 AU

Year: 3720 Days

Day: 8.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,479,568 km

• M1: 100,679 km (0.094 R)
• M2: 456,423 km (0.085 R)
• M3: 714,330 km (0.059 R)
• M4: 1,310,178 km (0.08 R)
• M5: 1,960,480 km (0.12 R)
• M6: 2,885,444 km (0.089 R)
• M7: 4,271,767 km (0.118 R)
• M8: 4,899,480 km (0.084 R)
• M9: 5,979,726 km (0.061 R)
• M10: 6,338,013 km (0.113 R)
• M11: 11,320,520 km (0.06 R)
• M12: 12,518,799 km (0.059 R)
• M13: 12,810,215 km (0.055 R)
• M14: 13,191,391 km (0.11 R)
• M15: 14,426,171 km (0.081 R)
• M16: 15,640,158 km (0.11 R)
• M17: 17,022,143 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.5

Radius: 14.7

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.7 AU - 4.18 AU

Year: 5304 Days

Day: 11 Hours

Environment

Temp: -229 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,479,568 km

• M1: 184,604 km (0.113 R)
• M2: 1,257,520 km (0.088 R)
• M3: 2,653,118 km (0.08 R)
• M4: 3,199,599 km (0.084 R)
• M5: 3,775,850 km (0.12 R)
• M6: 4,946,005 km (0.036 R)
• M7: 6,153,858 km (0.099 R)
• M8: 7,333,736 km (0.114 R)
• M9: 9,149,256 km (0.048 R)
• M10: 9,614,506 km (0.039 R)
• M11: 11,200,991 km (0.061 R)
• M12: 12,436,969 km (0.036 R)
• M13: 13,328,123 km (0.068 R)
• M14: 13,872,061 km (0.092 R)
• M15: 14,374,111 km (0.089 R)
• M16: 19,804,963 km (0.101 R)
• M17: 20,371,041 km (0.102 R)
• M18: 21,093,749 km (0.109 R)
• M19: 25,710,937 km (0.109 R)
• M20: 27,856,171 km (0.118 R)
• M21: 31,342,100 km (0.105 R)
• M22: 33,289,117 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.8

Radius: 7.9

Gravity: 12.54 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.8 AU - 9.08 AU

Year: 15175 Days

Day: 18 Hours

Environment

Temp: -242 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,479,568 km

• M1: 102,175 km (0.119 R)
• M2: 1,355,955 km (0.09 R)
• M3: 2,028,846 km (0.075 R)
• M4: 2,627,238 km (0.105 R)
• M5: 3,555,044 km (0.075 R)
• M6: 4,553,161 km (0.078 R)
• M7: 4,855,348 km (0.119 R)
• M8: 8,967,046 km (0.054 R)
• M9: 15,543,668 km (0.09 R)
• M10: 21,899,931 km (0.094 R)
• M11: 25,279,048 km (0.085 R)
• M12: 26,228,546 km (0.103 R)
• M13: 28,649,339 km (0.1 R)
• M14: 36,398,359 km (0.114 R)
• M15: 38,844,733 km (0.064 R)
• M16: 39,123,134 km (0.087 R)
• M17: 40,250,205 km (0.099 R)
• M18: 40,965,432 km (0.092 R)
• M19: 42,864,876 km (0.112 R)
• M20: 61,531,848 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.3

Radius: 7.1

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.81 AU - 11.01 AU

Year: 21159 Days

Day: 18.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,479,568 km

• M1: 88,412 km (0.065 R)
• M2: 783,444 km (0.047 R)
• M3: 1,023,399 km (0.093 R)
• M4: 1,492,239 km (0.111 R)
• M5: 1,752,090 km (0.074 R)
• M6: 2,611,231 km (0.106 R)
• M7: 3,670,384 km (0.093 R)
• M8: 4,729,985 km (0.112 R)
• M9: 5,435,190 km (0.042 R)
• M10: 5,980,474 km (0.092 R)
• M11: 7,394,024 km (0.098 R)
• M12: 7,835,787 km (0.097 R)
• M13: 8,109,252 km (0.057 R)
• M14: 9,267,139 km (0.034 R)
• M15: 9,780,858 km (0.073 R)
• M16: 11,788,013 km (0.086 R)
• M17: 12,951,136 km (0.079 R)
• M18: 13,398,284 km (0.059 R)
• M19: 13,789,782 km (0.034 R)
• M20: 15,361,308 km (0.088 R)
• M21: 16,007,571 km (0.117 R)
• M22: 16,522,636 km (0.093 R)
• M23: 20,016,644 km (0.064 R)
• M24: 21,845,627 km (0.113 R)
• M25: 22,754,584 km (0.069 R)
• M26: 25,038,644 km (0.042 R)
• M27: 28,960,652 km (0.111 R)
• M28: 29,286,626 km (0.095 R)
• M29: 31,983,726 km (0.062 R)
• M30: 35,087,582 km (0.094 R)
• M31: 39,043,847 km (0.074 R)
• M32: 47,075,608 km (0.075 R)
• M33: 53,815,889 km (0.086 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 12,230 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit