🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

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: 620.5

Radius: 10.5

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.68 AU - 0.88 AU

Year: 476 Days

Day: 11.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,559,341 km

• M1: 130,599 km (0.097 R)
• M2: 497,712 km (0.05 R)
• M3: 1,148,912 km (0.091 R)
• M4: 1,564,046 km (0.097 R)
• M5: 2,053,530 km (0.028 R)
• M6: 2,968,171 km (0.118 R)
• M7: 3,296,239 km (0.09 R)
• M8: 4,134,736 km (0.082 R)
• M9: 4,487,487 km (0.071 R)
• M10: 4,829,767 km (0.047 R)
• M11: 5,962,971 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.7

Radius: 9.2

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.75 AU - 0.93 AU

Year: 531 Days

Day: 11.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,559,341 km

• M1: 114,442 km (0.075 R)
• M2: 483,351 km (0.102 R)
• M3: 987,346 km (0.098 R)
• M4: 1,307,485 km (0.081 R)
• M5: 1,613,712 km (0.076 R)
• M6: 1,900,192 km (0.096 R)
• M7: 2,239,779 km (0.082 R)
• M8: 2,536,432 km (0.053 R)
• M9: 3,927,692 km (0.092 R)
• M10: 4,877,040 km (0.082 R)
• M11: 6,647,681 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.4

Radius: 11.1

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.21 AU - 2.33 AU

Year: 2361 Days

Day: 6.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,559,341 km

• M1: 138,079 km (0.113 R)
• M2: 500,106 km (0.114 R)
• M3: 1,402,630 km (0.095 R)
• M4: 1,800,410 km (0.094 R)
• M5: 2,225,418 km (0.103 R)
• M6: 2,717,296 km (0.111 R)
• M7: 4,233,769 km (0.118 R)
• M8: 5,014,820 km (0.105 R)
• M9: 5,655,847 km (0.086 R)
• M10: 6,032,534 km (0.063 R)
• M11: 6,628,981 km (0.116 R)
• M12: 7,237,096 km (0.12 R)
• M13: 8,115,236 km (0.042 R)
• M14: 9,646,370 km (0.095 R)
• M15: 10,852,278 km (0.107 R)
• M16: 13,149,204 km (0.083 R)
• M17: 13,728,597 km (0.061 R)
• M18: 14,238,725 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.5

Radius: 11

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.2 AU - 3.66 AU

Year: 3462 Days

Day: 11.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,559,341 km

• M1: 136,882 km (0.115 R)
• M2: 480,957 km (0.117 R)
• M3: 966,701 km (0.061 R)
• M4: 2,008,800 km (0.088 R)
• M5: 3,481,890 km (0.083 R)
• M6: 4,193,827 km (0.111 R)
• M7: 4,795,061 km (0.109 R)
• M8: 6,804,908 km (0.072 R)
• M9: 13,149,354 km (0.114 R)
• M10: 14,061,153 km (0.086 R)
• M11: 15,112,227 km (0.081 R)
• M12: 19,090,783 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.4

Radius: 10.7

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.82 AU - 4.5 AU

Year: 4833 Days

Day: 7.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,559,341 km

• M1: 133,441 km (0.119 R)
• M2: 561,590 km (0.087 R)
• M3: 1,041,650 km (0.118 R)
• M4: 1,535,473 km (0.063 R)
• M5: 2,399,849 km (0.083 R)
• M6: 3,037,136 km (0.106 R)
• M7: 3,825,218 km (0.067 R)
• M8: 4,601,481 km (0.105 R)
• M9: 5,777,320 km (0.087 R)
• M10: 7,867,950 km (0.1 R)
• M11: 10,461,230 km (0.119 R)
• M12: 11,483,432 km (0.072 R)
• M13: 12,570,859 km (0.075 R)
• M14: 13,825,087 km (0.042 R)
• M15: 21,706,501 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.2

Radius: 8.5

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.82 AU - 5.86 AU

Year: 7350 Days

Day: 13 Hours

Environment

Temp: -233 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,559,341 km

• M1: 105,766 km (0.114 R)
• M2: 377,435 km (0.119 R)
• M3: 677,080 km (0.092 R)
• M4: 1,576,612 km (0.106 R)
• M5: 2,118,605 km (0.101 R)
• M6: 2,545,408 km (0.05 R)
• M7: 2,814,385 km (0.083 R)
• M8: 4,293,608 km (0.086 R)
• M9: 5,540,208 km (0.055 R)
• M10: 6,202,029 km (0.064 R)
• M11: 7,242,332 km (0.112 R)
• M12: 8,766,884 km (0.115 R)
• M13: 9,950,054 km (0.106 R)
• M14: 11,014,592 km (0.096 R)
• M15: 11,460,992 km (0.094 R)
• M16: 11,734,607 km (0.045 R)
• M17: 14,239,773 km (0.113 R)
• M18: 15,533,794 km (0.089 R)
• M19: 16,904,410 km (0.107 R)
• M20: 19,494,099 km (0.097 R)
• M21: 22,908,371 km (0.088 R)
• M22: 23,270,248 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.8

Radius: 4.1

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.03 AU - 6.77 AU

Year: 9892 Days

Day: 16.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,559,341 km

• M1: 58,493 km (0.098 R)
• M2: 671,096 km (0.046 R)
• M3: 1,378,844 km (0.087 R)
• M4: 1,905,727 km (0.077 R)
• M5: 2,128,628 km (0.101 R)
• M6: 3,078,126 km (0.078 R)
• M7: 6,135,308 km (0.093 R)
• M8: 6,423,882 km (0.053 R)
• M9: 6,721,582 km (0.06 R)
• M10: 7,062,964 km (0.039 R)
• M11: 9,741,215 km (0.107 R)
• M12: 11,328,149 km (0.07 R)
• M13: 11,471,763 km (0.109 R)
• M14: 12,157,819 km (0.062 R)
• M15: 12,922,713 km (0.083 R)
• M16: 15,060,915 km (0.082 R)
• M17: 16,857,885 km (0.113 R)
• M18: 23,097,163 km (0.08 R)
• M19: 29,344,819 km (0.084 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 13,754 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit