🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938

Radius: 10.6

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.8 AU - 1.1 AU

Year: 639 Days

Day: 7.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,344,604 km

• M1: 131,945 km (0.104 R)
• M2: 595,100 km (0.099 R)
• M3: 952,490 km (0.085 R)
• M4: 1,443,619 km (0.109 R)
• M5: 1,843,495 km (0.088 R)
• M6: 2,562,163 km (0.103 R)
• M7: 3,181,049 km (0.101 R)
• M8: 3,623,560 km (0.083 R)
• M9: 4,616,740 km (0.068 R)
• M10: 5,008,686 km (0.094 R)
• M11: 5,441,473 km (0.1 R)
• M12: 5,899,093 km (0.073 R)
• M13: 6,279,520 km (0.096 R)
• M14: 7,246,222 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679

Radius: 9

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.83 AU - 2.15 AU

Year: 1938 Days

Day: 11.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,344,604 km

• M1: 112,049 km (0.06 R)
• M2: 464,501 km (0.053 R)
• M3: 810,970 km (0.094 R)
• M4: 1,106,276 km (0.048 R)
• M5: 1,689,259 km (0.072 R)
• M6: 2,039,468 km (0.113 R)
• M7: 2,320,712 km (0.119 R)
• M8: 2,770,403 km (0.086 R)
• M9: 3,070,496 km (0.115 R)
• M10: 3,442,546 km (0.106 R)
• M11: 3,772,559 km (0.036 R)
• M12: 4,085,667 km (0.077 R)
• M13: 4,891,551 km (0.06 R)
• M14: 5,309,827 km (0.083 R)
• M15: 5,609,621 km (0.107 R)
• M16: 5,896,400 km (0.12 R)
• M17: 6,243,467 km (0.081 R)
• M18: 7,254,599 km (0.077 R)
• M19: 7,595,533 km (0.097 R)
• M20: 8,187,641 km (0.067 R)
• M21: 9,632,308 km (0.065 R)
• M22: 10,184,773 km (0.108 R)
• M23: 13,018,755 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.6

Radius: 9.3

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.85 AU - 3.41 AU

Year: 3822 Days

Day: 12.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,344,604 km

• M1: 115,639 km (0.066 R)
• M2: 462,108 km (0.039 R)
• M3: 969,245 km (0.091 R)
• M4: 1,493,436 km (0.1 R)
• M5: 2,109,779 km (0.101 R)
• M6: 2,941,244 km (0.064 R)
• M7: 3,735,010 km (0.113 R)
• M8: 4,516,210 km (0.056 R)
• M9: 4,816,752 km (0.099 R)
• M10: 5,627,274 km (0.032 R)
• M11: 6,005,607 km (0.058 R)
• M12: 6,620,753 km (0.111 R)
• M13: 7,691,724 km (0.116 R)
• M14: 8,012,911 km (0.105 R)
• M15: 8,305,823 km (0.07 R)
• M16: 8,605,767 km (0.102 R)
• M17: 9,148,359 km (0.059 R)
• M18: 9,837,706 km (0.08 R)
• M19: 10,259,123 km (0.092 R)
• M20: 12,162,157 km (0.089 R)
• M21: 12,647,902 km (0.118 R)
• M22: 13,247,789 km (0.076 R)
• M23: 13,761,957 km (0.073 R)
• M24: 15,838,525 km (0.12 R)
• M25: 17,071,511 km (0.081 R)
• M26: 19,595,227 km (0.058 R)
• M27: 23,308,695 km (0.103 R)
• M28: 24,669,586 km (0.09 R)
• M29: 28,050,050 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.7

Radius: 5.2

Gravity: 20.88 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.43 AU - 5.95 AU

Year: 9369 Days

Day: 15.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,344,604 km

• M1: 64,776 km (0.115 R)
• M2: 257,757 km (0.045 R)
• M3: 547,528 km (0.113 R)
• M4: 891,753 km (0.095 R)
• M5: 1,236,426 km (0.119 R)
• M6: 1,407,716 km (0.085 R)
• M7: 3,202,741 km (0.091 R)
• M8: 3,433,421 km (0.114 R)
• M9: 4,246,934 km (0.088 R)
• M10: 5,467,952 km (0.087 R)
• M11: 6,389,475 km (0.108 R)
• M12: 7,489,917 km (0.113 R)
• M13: 8,275,904 km (0.073 R)
• M14: 8,799,945 km (0.095 R)
• M15: 10,757,583 km (0.091 R)
• M16: 11,864,757 km (0.091 R)
• M17: 12,417,670 km (0.119 R)
• M18: 12,586,866 km (0.1 R)
• M19: 14,303,052 km (0.093 R)
• M20: 15,249,109 km (0.086 R)
• M21: 18,410,112 km (0.116 R)
• M22: 21,009,076 km (0.045 R)
• M23: 21,981,762 km (0.106 R)
• M24: 22,984,217 km (0.093 R)
• M25: 25,531,869 km (0.114 R)
• M26: 29,047,568 km (0.102 R)
• M27: 29,949,045 km (0.094 R)
• M28: 30,972,294 km (0.119 R)
• M29: 37,842,726 km (0.112 R)
• M30: 40,258,433 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 259.3

Radius: 4.7

Gravity: 11.74 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.29 AU - 6.69 AU

Year: 10119 Days

Day: 16.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,344,604 km

• M1: 58,493 km (0.102 R)
• M2: 226,790 km (0.1 R)
• M3: 455,825 km (0.074 R)
• M4: 603,627 km (0.057 R)
• M5: 2,258,180 km (0.107 R)
• M6: 3,030,554 km (0.114 R)
• M7: 3,566,563 km (0.07 R)
• M8: 4,367,659 km (0.112 R)
• M9: 7,007,912 km (0.091 R)
• M10: 7,746,627 km (0.071 R)
• M11: 9,508,291 km (0.102 R)
• M12: 9,863,137 km (0.07 R)
• M13: 11,821,972 km (0.035 R)
• M14: 12,973,127 km (0.111 R)
• M15: 13,464,856 km (0.04 R)
• M16: 15,254,046 km (0.115 R)
• M17: 18,395,601 km (0.112 R)
• M18: 21,259,653 km (0.029 R)
• M19: 21,713,533 km (0.09 R)
• M20: 22,173,696 km (0.109 R)
• M21: 27,852,431 km (0.117 R)
• M22: 31,315,173 km (0.055 R)
• M23: 34,636,245 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827.8

Radius: 5.3

Gravity: 29.47 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.7 AU - 8.84 AU

Year: 17927 Days

Day: 18.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,344,604 km

• M1: 65,973 km (0.088 R)
• M2: 319,990 km (0.107 R)
• M3: 659,128 km (0.101 R)
• M4: 824,583 km (0.084 R)
• M5: 1,270,535 km (0.069 R)
• M6: 2,308,594 km (0.115 R)
• M7: 2,746,617 km (0.111 R)
• M8: 3,130,335 km (0.083 R)
• M9: 5,141,080 km (0.049 R)
• M10: 5,603,487 km (0.109 R)
• M11: 6,135,009 km (0.081 R)
• M12: 7,017,487 km (0.101 R)
• M13: 7,250,859 km (0.071 R)
• M14: 7,981,794 km (0.109 R)
• M15: 10,958,942 km (0.109 R)
• M16: 11,593,386 km (0.08 R)
• M17: 12,319,085 km (0.106 R)
• M18: 15,136,761 km (0.073 R)
• M19: 17,321,339 km (0.092 R)
• M20: 23,631,676 km (0.106 R)
• M21: 26,781,908 km (0.089 R)
• M22: 27,930,072 km (0.044 R)
• M23: 29,834,603 km (0.035 R)
• M24: 32,851,244 km (0.092 R)
• M25: 33,373,041 km (0.034 R)
• M26: 34,567,131 km (0.075 R)
• M27: 44,843,458 km (0.079 R)
• M28: 46,296,502 km (0.085 R)
• M29: 47,614,160 km (0.115 R)
• M30: 48,787,456 km (0.094 R)
• M31: 48,956,502 km (0.082 R)
• M32: 57,734,007 km (0.083 R)
• M33: 58,875,888 km (0.101 R)
• M34: 62,192,921 km (0.11 R)
• M35: 62,991,175 km (0.094 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 15,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit