🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.64 AU - 0.74 AU

Year: 243 Days

Day: 27.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 77,202,505 km

• M1: 385,065 km (0.099 R)
• M2: 431,739 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.4

Radius: 13.1

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.77 AU - 4.95 AU

Year: 3865 Days

Day: 8.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,202,505 km

• M1: 162,912 km (0.067 R)
• M2: 655,837 km (0.066 R)
• M3: 1,283,251 km (0.101 R)
• M4: 2,058,168 km (0.101 R)
• M5: 2,812,739 km (0.055 R)
• M6: 3,445,538 km (0.097 R)
• M7: 3,890,741 km (0.089 R)
• M8: 5,818,609 km (0.036 R)
• M9: 6,246,908 km (0.047 R)
• M10: 6,882,100 km (0.104 R)
• M11: 7,394,623 km (0.063 R)
• M12: 8,936,977 km (0.088 R)
• M13: 9,470,144 km (0.086 R)
• M14: 10,811,438 km (0.106 R)
• M15: 11,241,831 km (0.081 R)
• M16: 12,368,453 km (0.078 R)
• M17: 13,322,887 km (0.095 R)
• M18: 14,070,428 km (0.079 R)
• M19: 18,478,030 km (0.109 R)
• M20: 23,802,667 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.3

Radius: 13.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.17 AU - 5.13 AU

Year: 4257 Days

Day: 8.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,202,505 km

• M1: 172,935 km (0.117 R)
• M2: 684,859 km (0.059 R)
• M3: 1,197,381 km (0.078 R)
• M4: 1,735,634 km (0.12 R)
• M5: 2,496,938 km (0.119 R)
• M6: 3,026,215 km (0.079 R)
• M7: 3,650,637 km (0.093 R)
• M8: 4,269,224 km (0.069 R)
• M9: 6,141,741 km (0.096 R)
• M10: 6,586,345 km (0.112 R)
• M11: 8,086,064 km (0.103 R)
• M12: 9,371,858 km (0.114 R)
• M13: 10,663,037 km (0.036 R)
• M14: 14,877,059 km (0.101 R)
• M15: 15,357,119 km (0.103 R)
• M16: 16,461,002 km (0.079 R)
• M17: 18,154,749 km (0.09 R)
• M18: 18,950,609 km (0.108 R)
• M19: 25,188,691 km (0.091 R)

Asteroid Belt

Center: 5.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.4

Radius: 10.9

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.55 AU - 6.23 AU

Year: 5313 Days

Day: 12.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 88.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,202,505 km

• M1: 137,331 km (0.113 R)
• M2: 548,575 km (0.102 R)
• M3: 893,997 km (0.103 R)
• M4: 1,832,574 km (0.044 R)
• M5: 2,430,367 km (0.099 R)
• M6: 2,960,841 km (0.057 R)
• M7: 3,524,376 km (0.072 R)
• M8: 4,086,864 km (0.044 R)
• M9: 5,138,388 km (0.108 R)
• M10: 7,444,439 km (0.088 R)
• M11: 9,543,746 km (0.103 R)
• M12: 10,457,789 km (0.096 R)
• M13: 10,866,939 km (0.113 R)
• M14: 11,286,860 km (0.104 R)
• M15: 12,359,028 km (0.042 R)
• M16: 13,075,751 km (0.116 R)
• M17: 14,202,822 km (0.12 R)
• M18: 17,523,745 km (0.104 R)
• M19: 18,759,124 km (0.089 R)
• M20: 19,774,744 km (0.112 R)
• M21: 20,261,087 km (0.114 R)
• M22: 20,684,150 km (0.11 R)
• M23: 22,063,292 km (0.119 R)
• M24: 22,813,376 km (0.108 R)
• M25: 31,368,729 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401

Radius: 12.9

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.56 AU - 6.38 AU

Year: 6193 Days

Day: 5.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,202,505 km

• M1: 160,818 km (0.098 R)
• M2: 581,337 km (0.066 R)
• M3: 1,155,045 km (0.039 R)
• M4: 1,652,009 km (0.047 R)
• M5: 2,056,821 km (0.089 R)
• M6: 2,944,086 km (0.103 R)
• M7: 3,384,801 km (0.114 R)
• M8: 4,095,092 km (0.074 R)
• M9: 4,597,292 km (0.095 R)
• M10: 5,276,018 km (0.071 R)
• M11: 7,032,446 km (0.119 R)
• M12: 8,604,421 km (0.105 R)
• M13: 9,596,105 km (0.116 R)
• M14: 10,706,869 km (0.064 R)
• M15: 12,141,064 km (0.103 R)
• M16: 13,285,338 km (0.072 R)
• M17: 14,939,591 km (0.054 R)
• M18: 22,138,839 km (0.115 R)
• M19: 22,795,873 km (0.108 R)
• M20: 23,541,170 km (0.103 R)
• M21: 25,555,355 km (0.112 R)
• M22: 26,768,295 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.2

Radius: 14.8

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.43 AU - 8.09 AU

Year: 9178 Days

Day: 10.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,202,505 km

• M1: 184,454 km (0.067 R)
• M2: 658,530 km (0.06 R)
• M3: 1,680,134 km (0.041 R)
• M4: 2,513,394 km (0.041 R)
• M5: 3,091,889 km (0.117 R)
• M6: 4,162,561 km (0.116 R)
• M7: 5,005,545 km (0.118 R)
• M8: 8,917,080 km (0.099 R)
• M9: 9,725,208 km (0.067 R)
• M10: 19,543,316 km (0.085 R)
• M11: 27,089,182 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 642.4

Radius: 5

Gravity: 25.7 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 11.56 AU - 15.48 AU

Year: 21108 Days

Day: 23.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,202,505 km

• M1: 62,831 km (0.06 R)
• M2: 220,208 km (0.097 R)
• M3: 756,367 km (0.077 R)
• M4: 1,580,502 km (0.103 R)
• M5: 1,810,583 km (0.103 R)
• M6: 2,450,413 km (0.117 R)
• M7: 3,938,014 km (0.118 R)
• M8: 4,888,858 km (0.104 R)
• M9: 6,195,446 km (0.03 R)
• M10: 6,455,747 km (0.116 R)
• M11: 7,868,399 km (0.107 R)
• M12: 8,971,983 km (0.11 R)
• M13: 9,249,188 km (0.111 R)
• M14: 11,160,899 km (0.095 R)
• M15: 17,144,514 km (0.118 R)
• M16: 18,985,765 km (0.098 R)
• M17: 21,246,787 km (0.112 R)
• M18: 26,862,990 km (0.035 R)
• M19: 29,825,178 km (0.102 R)
• M20: 30,194,535 km (0.087 R)
• M21: 33,260,992 km (0.108 R)
• M22: 42,129,752 km (0.115 R)
• M23: 43,063,393 km (0.108 R)
• M24: 45,620,469 km (0.085 R)
• M25: 47,269,038 km (0.105 R)
• M26: 48,446,223 km (0.076 R)
• M27: 49,815,642 km (0.091 R)
• M28: 53,713,714 km (0.041 R)
• M29: 55,180,222 km (0.103 R)
• M30: 57,619,864 km (0.118 R)
• M31: 58,576,991 km (0.094 R)
• M32: 61,511,952 km (0.086 R)
• M33: 73,783,016 km (0.107 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 13,588 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit