🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.9

Radius: 11.2

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.54 AU - 0.58 AU

Year: 295 Days

Day: 7.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,555,958 km

• M1: 139,276 km (0.071 R)
• M2: 498,161 km (0.116 R)
• M3: 852,857 km (0.105 R)
• M4: 1,251,386 km (0.112 R)
• M5: 1,632,113 km (0.071 R)
• M6: 2,016,280 km (0.067 R)
• M7: 2,512,646 km (0.092 R)
• M8: 3,551,453 km (0.032 R)
• M9: 4,318,143 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.5

Radius: 10.7

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.62 AU - 0.98 AU

Year: 503 Days

Day: 8.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,555,958 km

• M1: 133,142 km (0.09 R)
• M2: 468,690 km (0.073 R)
• M3: 915,838 km (0.057 R)
• M4: 1,250,638 km (0.079 R)
• M5: 1,647,073 km (0.094 R)
• M6: 2,283,013 km (0.049 R)
• M7: 2,658,653 km (0.078 R)
• M8: 3,523,778 km (0.049 R)
• M9: 4,084,770 km (0.091 R)
• M10: 4,751,228 km (0.091 R)
• M11: 5,086,328 km (0.059 R)
• M12: 5,454,338 km (0.105 R)
• M13: 6,095,066 km (0.053 R)
• M14: 6,627,485 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.5

Radius: 8

Gravity: 14.68 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.19 AU - 1.82 AU

Year: 1291 Days

Day: 11 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,555,958 km

• M1: 99,483 km (0.118 R)
• M2: 644,468 km (0.117 R)
• M3: 976,874 km (0.063 R)
• M4: 1,440,029 km (0.099 R)
• M5: 1,767,648 km (0.09 R)
• M6: 2,548,549 km (0.096 R)
• M7: 3,723,790 km (0.114 R)
• M8: 4,402,815 km (0.092 R)
• M9: 5,182,968 km (0.067 R)
• M10: 5,981,820 km (0.081 R)
• M11: 6,509,003 km (0.06 R)
• M12: 7,573,841 km (0.116 R)
• M13: 8,963,007 km (0.096 R)
• M14: 9,303,791 km (0.035 R)
• M15: 10,616,961 km (0.074 R)
• M16: 10,928,573 km (0.037 R)
• M17: 11,497,793 km (0.107 R)
• M18: 12,199,258 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.8

Radius: 10.7

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.9 AU - 1.94 AU

Year: 1870 Days

Day: 11.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,555,958 km

• M1: 134,488 km (0.114 R)
• M2: 475,572 km (0.088 R)
• M3: 812,167 km (0.101 R)
• M4: 1,564,195 km (0.108 R)
• M5: 2,132,368 km (0.081 R)
• M6: 2,596,421 km (0.082 R)
• M7: 2,938,252 km (0.046 R)
• M8: 6,428,520 km (0.095 R)
• M9: 8,528,874 km (0.08 R)
• M10: 9,032,420 km (0.086 R)
• M11: 10,823,705 km (0.076 R)

Asteroid Belt

Center: 2.39 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.4

Radius: 12.8

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.61 AU - 3.11 AU

Year: 3400 Days

Day: 6.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,555,958 km

• M1: 171,738 km (0.116 R)
• M2: 932,743 km (0.116 R)
• M3: 1,571,526 km (0.104 R)
• M4: 3,140,658 km (0.08 R)
• M5: 3,681,005 km (0.077 R)
• M6: 4,877,788 km (0.089 R)
• M7: 6,009,945 km (0.097 R)
• M8: 7,060,870 km (0.062 R)
• M9: 10,421,137 km (0.108 R)
• M10: 11,543,570 km (0.108 R)
• M11: 12,929,744 km (0.116 R)
• M12: 16,030,609 km (0.105 R)
• M13: 17,128,657 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.1

Radius: 14.2

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.05 AU - 6.11 AU

Year: 8048 Days

Day: 13.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,555,958 km

• M1: 176,825 km (0.067 R)
• M2: 903,870 km (0.118 R)
• M3: 1,507,199 km (0.12 R)
• M4: 2,075,222 km (0.052 R)
• M5: 2,765,765 km (0.094 R)
• M6: 3,653,629 km (0.052 R)
• M7: 6,130,222 km (0.034 R)
• M8: 6,875,069 km (0.093 R)
• M9: 8,546,078 km (0.102 R)
• M10: 9,069,969 km (0.085 R)
• M11: 10,279,019 km (0.111 R)
• M12: 12,345,415 km (0.086 R)
• M13: 13,948,206 km (0.101 R)
• M14: 14,553,030 km (0.075 R)
• M15: 15,112,227 km (0.087 R)
• M16: 16,273,855 km (0.078 R)
• M17: 17,217,817 km (0.055 R)
• M18: 17,773,573 km (0.082 R)
• M19: 20,889,697 km (0.074 R)
• M20: 24,440,403 km (0.115 R)
• M21: 27,425,030 km (0.108 R)
• M22: 28,568,107 km (0.095 R)
• M23: 29,941,715 km (0.054 R)
• M24: 30,746,102 km (0.042 R)
• M25: 31,256,231 km (0.119 R)
• M26: 32,083,956 km (0.106 R)
• M27: 34,217,671 km (0.107 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 18,839 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit