🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 351.2

Radius: 11.3

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.98 AU - 1.06 AU

Year: 687 Days

Day: 7.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,619,007 km

• M1: 140,622 km (0.041 R)
• M2: 513,869 km (0.034 R)
• M3: 904,020 km (0.102 R)
• M4: 2,025,106 km (0.088 R)
• M5: 2,393,416 km (0.114 R)
• M6: 2,795,984 km (0.036 R)
• M7: 3,375,377 km (0.111 R)
• M8: 4,357,188 km (0.114 R)
• M9: 5,779,265 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.7

Radius: 11.9

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.1 AU - 1.38 AU

Year: 921 Days

Day: 14.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,619,007 km

• M1: 148,251 km (0.117 R)
• M2: 796,160 km (0.098 R)
• M3: 1,184,366 km (0.08 R)
• M4: 2,108,582 km (0.11 R)
• M5: 2,568,595 km (0.1 R)
• M6: 3,083,212 km (0.065 R)
• M7: 4,035,702 km (0.119 R)
• M8: 4,653,391 km (0.105 R)
• M9: 5,531,381 km (0.04 R)
• M10: 6,019,968 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.7

Radius: 8.4

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.47 AU - 3.49 AU

Year: 3430 Days

Day: 6.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,619,007 km

• M1: 104,719 km (0.053 R)
• M2: 371,152 km (0.037 R)
• M3: 683,662 km (0.069 R)
• M4: 1,133,353 km (0.042 R)
• M5: 1,880,445 km (0.106 R)
• M6: 2,615,420 km (0.071 R)
• M7: 2,880,956 km (0.107 R)
• M8: 3,179,254 km (0.087 R)
• M9: 3,788,267 km (0.109 R)
• M10: 4,680,469 km (0.063 R)
• M11: 5,404,821 km (0.117 R)
• M12: 5,950,555 km (0.108 R)
• M13: 6,701,985 km (0.105 R)
• M14: 7,151,676 km (0.111 R)
• M15: 8,335,893 km (0.06 R)
• M16: 9,866,279 km (0.073 R)
• M17: 10,547,847 km (0.069 R)
• M18: 11,260,531 km (0.12 R)
• M19: 12,481,698 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.8

Radius: 13.6

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.06 AU - 4.38 AU

Year: 5781 Days

Day: 13 Hours

Environment

Temp: -226 °C

Axial Tilt: 100.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,619,007 km

• M1: 169,195 km (0.116 R)
• M2: 738,116 km (0.118 R)
• M3: 1,197,980 km (0.06 R)
• M4: 1,984,865 km (0.09 R)
• M5: 2,879,609 km (0.109 R)
• M6: 5,830,727 km (0.097 R)
• M7: 6,650,822 km (0.113 R)
• M8: 7,287,959 km (0.097 R)
• M9: 8,004,384 km (0.09 R)
• M10: 9,710,697 km (0.117 R)
• M11: 10,485,315 km (0.078 R)
• M12: 12,365,760 km (0.079 R)
• M13: 13,775,870 km (0.089 R)
• M14: 16,913,984 km (0.034 R)
• M15: 19,774,894 km (0.087 R)
• M16: 23,990,562 km (0.117 R)
• M17: 25,321,384 km (0.089 R)
• M18: 26,091,215 km (0.102 R)
• M19: 28,678,660 km (0.108 R)
• M20: 32,222,633 km (0.11 R)
• M21: 33,228,380 km (0.086 R)
• M22: 34,048,027 km (0.099 R)
• M23: 34,776,119 km (0.056 R)
• M24: 35,727,562 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.7

Radius: 11.2

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.89 AU - 5.89 AU

Year: 8345 Days

Day: 5.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,619,007 km

• M1: 142,866 km (0.056 R)
• M2: 625,170 km (0.084 R)
• M3: 1,004,550 km (0.101 R)
• M4: 1,715,888 km (0.083 R)
• M5: 2,441,437 km (0.071 R)
• M6: 3,143,500 km (0.113 R)
• M7: 4,336,693 km (0.116 R)
• M8: 4,719,663 km (0.084 R)
• M9: 6,660,995 km (0.083 R)
• M10: 8,910,498 km (0.084 R)
• M11: 16,568,114 km (0.115 R)
• M12: 19,424,386 km (0.073 R)
• M13: 20,776,302 km (0.08 R)
• M14: 21,318,744 km (0.117 R)
• M15: 28,967,533 km (0.119 R)
• M16: 31,434,402 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.8

Radius: 8.5

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.66 AU - 6.66 AU

Year: 8980 Days

Day: 12 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,619,007 km

• M1: 106,962 km (0.067 R)
• M2: 442,660 km (0.09 R)
• M3: 804,089 km (0.085 R)
• M4: 1,348,475 km (0.099 R)
• M5: 1,761,216 km (0.097 R)
• M6: 2,187,719 km (0.112 R)
• M7: 2,883,050 km (0.101 R)
• M8: 3,572,696 km (0.12 R)
• M9: 3,842,421 km (0.025 R)
• M10: 4,563,034 km (0.093 R)
• M11: 5,183,417 km (0.11 R)
• M12: 5,759,069 km (0.109 R)
• M13: 6,028,196 km (0.101 R)
• M14: 6,341,005 km (0.102 R)
• M15: 6,812,089 km (0.111 R)
• M16: 7,228,868 km (0.115 R)
• M17: 7,783,577 km (0.088 R)
• M18: 8,197,066 km (0.118 R)
• M19: 8,888,956 km (0.065 R)
• M20: 10,637,755 km (0.061 R)
• M21: 10,992,751 km (0.104 R)
• M22: 16,223,440 km (0.081 R)
• M23: 16,898,575 km (0.042 R)
• M24: 17,592,410 km (0.102 R)
• M25: 18,232,988 km (0.081 R)
• M26: 22,242,511 km (0.117 R)
• M27: 24,364,108 km (0.083 R)
• M28: 28,517,094 km (0.082 R)
• M29: 34,424,564 km (0.119 R)
• M30: 35,538,769 km (0.108 R)
• M31: 36,791,951 km (0.117 R)
• M32: 39,749,201 km (0.033 R)
• M33: 40,604,752 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665

Radius: 3.8

Gravity: 46.05 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 10.81 AU - 11.13 AU

Year: 24229 Days

Day: 19.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 85,619,007 km

• M1: 49,816 km (0.111 R)
• M2: 177,423 km (0.076 R)
• M3: 897,737 km (0.05 R)
• M4: 1,021,903 km (0.108 R)
• M5: 1,466,209 km (0.088 R)
• M6: 2,112,771 km (0.061 R)
• M7: 2,646,237 km (0.108 R)
• M8: 3,653,629 km (0.049 R)
• M9: 5,648,068 km (0.091 R)
• M10: 6,387,081 km (0.106 R)
• M11: 6,523,963 km (0.094 R)
• M12: 9,510,834 km (0.116 R)
• M13: 10,114,761 km (0.095 R)
• M14: 10,300,711 km (0.1 R)
• M15: 12,571,756 km (0.113 R)
• M16: 19,662,097 km (0.068 R)
• M17: 22,479,324 km (0.089 R)
• M18: 28,898,120 km (0.065 R)
• M19: 33,063,224 km (0.106 R)
• M20: 34,582,540 km (0.049 R)
• M21: 35,716,342 km (0.114 R)
• M22: 39,571,928 km (0.102 R)
• M23: 40,188,720 km (0.072 R)
• M24: 50,947,350 km (0.081 R)
• M25: 54,856,342 km (0.086 R)
• M26: 55,815,564 km (0.071 R)
• M27: 59,361,632 km (0.115 R)
• M28: 61,395,116 km (0.083 R)
• M29: 67,553,910 km (0.077 R)
• M30: 74,813,297 km (0.062 R)
• M31: 83,581,677 km (0.099 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 12,551 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit