🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.2

Radius: 8.7

Gravity: 12.83 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.97 AU - 1.07 AU

Year: 655 Days

Day: 14.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,742,280 km

• M1: 108,309 km (0.109 R)
• M2: 404,812 km (0.113 R)
• M3: 800,049 km (0.059 R)
• M4: 1,274,873 km (0.08 R)
• M5: 1,965,417 km (0.117 R)
• M6: 2,289,595 km (0.115 R)
• M7: 2,649,528 km (0.077 R)
• M8: 3,009,161 km (0.118 R)
• M9: 3,414,871 km (0.092 R)
• M10: 3,841,973 km (0.112 R)
• M11: 4,336,543 km (0.116 R)
• M12: 4,734,773 km (0.074 R)
• M13: 5,031,425 km (0.1 R)
• M14: 5,377,744 km (0.104 R)
• M15: 6,471,155 km (0.098 R)
• M16: 7,171,872 km (0.105 R)
• M17: 8,672,189 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.1

Radius: 12.2

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.96 AU - 1.08 AU

Year: 655 Days

Day: 9 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,742,280 km

• M1: 152,440 km (0.029 R)
• M2: 552,914 km (0.109 R)
• M3: 969,245 km (0.04 R)
• M4: 1,439,431 km (0.08 R)
• M5: 2,432,910 km (0.078 R)
• M6: 2,814,684 km (0.104 R)
• M7: 3,742,340 km (0.12 R)
• M8: 4,122,618 km (0.048 R)
• M9: 5,112,657 km (0.103 R)
• M10: 5,968,506 km (0.084 R)
• M11: 6,630,776 km (0.109 R)
• M12: 7,106,198 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.4

Radius: 14.1

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.03 AU - 1.63 AU

Year: 975 Days

Day: 12 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 46,742,280 km

• M1: 176,226 km (0.072 R)
• M2: 648,058 km (0.108 R)
• M3: 1,191,397 km (0.025 R)
• M4: 2,100,205 km (0.098 R)
• M5: 3,445,688 km (0.119 R)
• M6: 4,968,744 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.1

Radius: 10.7

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.66 AU - 3.76 AU

Year: 4544 Days

Day: 9.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,742,280 km

• M1: 133,441 km (0.111 R)
• M2: 504,145 km (0.089 R)
• M3: 859,739 km (0.118 R)
• M4: 1,229,994 km (0.076 R)
• M5: 1,952,252 km (0.075 R)
• M6: 4,958,122 km (0.047 R)
• M7: 5,354,856 km (0.097 R)
• M8: 5,801,405 km (0.078 R)
• M9: 6,152,512 km (0.104 R)
• M10: 9,739,270 km (0.054 R)
• M11: 10,926,329 km (0.079 R)
• M12: 11,418,207 km (0.111 R)
• M13: 11,878,221 km (0.117 R)
• M14: 12,591,204 km (0.119 R)
• M15: 13,998,471 km (0.105 R)
• M16: 14,686,322 km (0.112 R)
• M17: 16,417,618 km (0.058 R)
• M18: 17,604,378 km (0.054 R)
• M19: 19,038,723 km (0.101 R)
• M20: 20,081,569 km (0.118 R)
• M21: 21,162,115 km (0.099 R)
• M22: 22,927,370 km (0.113 R)
• M23: 25,795,610 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.8

Radius: 13.2

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.84 AU - 4.06 AU

Year: 4991 Days

Day: 9.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,742,280 km

• M1: 165,306 km (0.096 R)
• M2: 613,950 km (0.082 R)
• M3: 1,073,963 km (0.099 R)
• M4: 2,023,910 km (0.095 R)
• M5: 2,463,578 km (0.114 R)
• M6: 2,910,277 km (0.077 R)
• M7: 3,348,449 km (0.113 R)
• M8: 3,923,354 km (0.069 R)
• M9: 4,435,278 km (0.086 R)
• M10: 5,215,879 km (0.06 R)
• M11: 6,342,651 km (0.09 R)
• M12: 7,334,484 km (0.116 R)
• M13: 8,506,285 km (0.103 R)
• M14: 10,108,777 km (0.091 R)
• M15: 10,608,135 km (0.058 R)
• M16: 11,460,992 km (0.044 R)
• M17: 11,904,251 km (0.12 R)
• M18: 13,574,062 km (0.114 R)
• M19: 14,014,927 km (0.026 R)
• M20: 15,935,464 km (0.094 R)
• M21: 16,613,143 km (0.062 R)
• M22: 17,117,886 km (0.115 R)
• M23: 22,899,694 km (0.097 R)
• M24: 24,485,282 km (0.039 R)
• M25: 28,140,556 km (0.047 R)
• M26: 32,144,842 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502

Radius: 10.6

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.1 AU - 4.94 AU

Year: 5125 Days

Day: 12.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,742,280 km

• M1: 131,945 km (0.058 R)
• M2: 1,343,389 km (0.079 R)
• M3: 1,868,328 km (0.109 R)
• M4: 2,462,082 km (0.1 R)
• M5: 3,083,661 km (0.077 R)
• M6: 3,982,295 km (0.115 R)
• M7: 4,689,295 km (0.087 R)
• M8: 5,179,078 km (0.061 R)
• M9: 6,383,640 km (0.1 R)
• M10: 11,938,508 km (0.06 R)
• M11: 13,404,568 km (0.063 R)
• M12: 14,128,322 km (0.114 R)
• M13: 14,607,334 km (0.059 R)
• M14: 15,373,874 km (0.097 R)
• M15: 17,834,759 km (0.057 R)
• M16: 18,206,510 km (0.056 R)
• M17: 19,548,851 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.4

Radius: 8

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.19 AU - 9.05 AU

Year: 16091 Days

Day: 20.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 46,742,280 km

• M1: 100,380 km (0.095 R)
• M2: 570,865 km (0.103 R)
• M3: 1,091,167 km (0.093 R)
• M4: 1,426,416 km (0.087 R)
• M5: 1,915,900 km (0.113 R)
• M6: 2,752,601 km (0.096 R)
• M7: 4,072,353 km (0.11 R)
• M8: 4,467,292 km (0.117 R)
• M9: 4,755,567 km (0.109 R)
• M10: 5,056,258 km (0.105 R)
• M11: 6,035,376 km (0.034 R)
• M12: 6,631,075 km (0.088 R)
• M13: 7,265,520 km (0.08 R)
• M14: 7,530,458 km (0.091 R)
• M15: 8,852,753 km (0.04 R)
• M16: 9,464,459 km (0.101 R)
• M17: 9,941,377 km (0.082 R)
• M18: 11,291,946 km (0.107 R)
• M19: 12,195,817 km (0.09 R)
• M20: 13,541,001 km (0.094 R)
• M21: 13,875,352 km (0.092 R)
• M22: 14,982,526 km (0.064 R)
• M23: 19,746,021 km (0.107 R)
• M24: 21,595,051 km (0.076 R)
• M25: 22,795,873 km (0.031 R)
• M26: 26,979,228 km (0.074 R)
• M27: 31,647,579 km (0.063 R)
• M28: 32,355,626 km (0.101 R)
• M29: 36,957,256 km (0.049 R)
• M30: 41,413,478 km (0.117 R)
• M31: 43,843,097 km (0.119 R)
• M32: 56,043,850 km (0.111 R)
• M33: 56,560,262 km (0.078 R)
• M34: 56,906,282 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.2

Radius: 3.6

Gravity: 16.14 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.8 AU - 10.38 AU

Year: 17425 Days

Day: 16.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 121.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,742,280 km

• M1: 48,769 km (0.061 R)
• M2: 175,628 km (0.104 R)
• M3: 321,635 km (0.084 R)
• M4: 483,500 km (0.025 R)
• M5: 714,779 km (0.076 R)
• M6: 3,055,836 km (0.117 R)
• M7: 4,357,038 km (0.116 R)
• M8: 8,333,798 km (0.095 R)
• M9: 11,610,440 km (0.104 R)
• M10: 14,089,726 km (0.084 R)
• M11: 17,474,527 km (0.107 R)
• M12: 18,435,843 km (0.11 R)
• M13: 23,774,991 km (0.12 R)
• M14: 26,553,173 km (0.064 R)
• M15: 27,036,374 km (0.093 R)
• M16: 27,427,124 km (0.113 R)
• M17: 31,114,412 km (0.105 R)
• M18: 32,413,371 km (0.116 R)
• M19: 37,727,536 km (0.098 R)
• M20: 38,583,984 km (0.042 R)
• M21: 42,532,619 km (0.037 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: 155 - 17,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit