🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.5

Radius: 9.4

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.65 AU - 0.77 AU

Year: 406 Days

Day: 12 Hours

Environment

Temp: -169 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,217,280 km

• M1: 116,986 km (0.105 R)
• M2: 432,787 km (0.046 R)
• M3: 727,345 km (0.118 R)
• M4: 1,046,437 km (0.106 R)
• M5: 1,460,674 km (0.117 R)
• M6: 1,928,466 km (0.109 R)
• M7: 2,340,608 km (0.094 R)
• M8: 2,702,336 km (0.041 R)
• M9: 3,209,772 km (0.099 R)
• M10: 3,586,459 km (0.066 R)
• M11: 4,031,064 km (0.078 R)
• M12: 4,525,934 km (0.12 R)
• M13: 4,824,382 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.7

Radius: 9.3

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.94 AU - 1.04 AU

Year: 668 Days

Day: 10.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,217,280 km

• M1: 115,789 km (0.064 R)
• M2: 511,625 km (0.074 R)
• M3: 836,850 km (0.115 R)
• M4: 1,131,110 km (0.116 R)
• M5: 1,451,847 km (0.074 R)
• M6: 1,842,447 km (0.109 R)
• M7: 2,312,783 km (0.072 R)
• M8: 2,791,496 km (0.097 R)
• M9: 3,092,188 km (0.049 R)
• M10: 3,387,793 km (0.114 R)
• M11: 4,312,458 km (0.083 R)
• M12: 5,005,096 km (0.116 R)
• M13: 5,378,193 km (0.055 R)
• M14: 5,789,138 km (0.052 R)
• M15: 6,261,120 km (0.106 R)
• M16: 7,372,183 km (0.044 R)
• M17: 7,998,400 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.4

Radius: 13.2

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.97 AU - 1.03 AU

Year: 678 Days

Day: 12.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 84,217,280 km

• M1: 164,109 km (0.119 R)
• M2: 634,445 km (0.073 R)
• M3: 1,236,875 km (0.055 R)
• M4: 1,702,723 km (0.101 R)
• M5: 2,169,768 km (0.117 R)
• M6: 2,771,600 km (0.099 R)
• M7: 3,269,611 km (0.119 R)
• M8: 5,075,557 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.9

Radius: 8.1

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.4 AU - 2.78 AU

Year: 2827 Days

Day: 8.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,217,280 km

• M1: 105,317 km (0.09 R)
• M2: 389,104 km (0.116 R)
• M3: 648,656 km (0.052 R)
• M4: 1,203,365 km (0.115 R)
• M5: 2,393,117 km (0.1 R)
• M6: 2,719,390 km (0.086 R)
• M7: 3,705,689 km (0.114 R)
• M8: 4,616,889 km (0.034 R)
• M9: 5,101,138 km (0.103 R)
• M10: 5,983,167 km (0.095 R)
• M11: 8,442,705 km (0.102 R)
• M12: 10,350,078 km (0.094 R)
• M13: 15,900,907 km (0.086 R)
• M14: 17,767,290 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.3

Radius: 6.4

Gravity: 13.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.63 AU - 7.35 AU

Year: 9943 Days

Day: 18.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 84,217,280 km

• M1: 79,586 km (0.052 R)
• M2: 341,083 km (0.109 R)
• M3: 555,606 km (0.074 R)
• M4: 793,617 km (0.052 R)
• M5: 1,155,045 km (0.059 R)
• M6: 2,069,088 km (0.096 R)
• M7: 3,369,842 km (0.083 R)
• M8: 3,659,314 km (0.103 R)
• M9: 4,178,568 km (0.117 R)
• M10: 4,716,372 km (0.079 R)
• M11: 5,048,180 km (0.114 R)
• M12: 5,997,827 km (0.086 R)
• M13: 6,718,889 km (0.094 R)
• M14: 7,100,364 km (0.118 R)
• M15: 8,074,994 km (0.118 R)
• M16: 9,228,094 km (0.072 R)
• M17: 9,795,818 km (0.088 R)
• M18: 12,189,085 km (0.098 R)
• M19: 17,233,226 km (0.06 R)
• M20: 18,831,380 km (0.117 R)
• M21: 19,283,764 km (0.12 R)
• M22: 20,446,588 km (0.112 R)
• M23: 23,340,260 km (0.091 R)
• M24: 23,600,261 km (0.085 R)
• M25: 28,028,657 km (0.071 R)
• M26: 30,540,555 km (0.116 R)
• M27: 31,060,408 km (0.08 R)
• M28: 36,354,527 km (0.096 R)
• M29: 38,970,096 km (0.096 R)
• M30: 40,949,276 km (0.036 R)
• M31: 43,516,225 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.1

Radius: 6.2

Gravity: 18.45 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 9.52 AU - 10.98 AU

Year: 22258 Days

Day: 23 Hours

Environment

Temp: -227 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,217,280 km

• M1: 77,492 km (0.119 R)
• M2: 652,546 km (0.102 R)
• M3: 3,866,207 km (0.063 R)
• M4: 7,208,074 km (0.074 R)
• M5: 7,652,679 km (0.087 R)
• M6: 8,063,026 km (0.103 R)
• M7: 8,380,323 km (0.092 R)
• M8: 10,712,704 km (0.057 R)
• M9: 12,441,307 km (0.107 R)
• M10: 16,695,122 km (0.096 R)
• M11: 18,273,978 km (0.088 R)
• M12: 18,546,396 km (0.111 R)
• M13: 19,854,031 km (0.08 R)
• M14: 20,142,157 km (0.08 R)
• M15: 37,193,920 km (0.083 R)
• M16: 39,568,786 km (0.083 R)
• M17: 49,198,850 km (0.057 R)
• M18: 53,525,370 km (0.084 R)
• M19: 55,971,595 km (0.107 R)
• M20: 62,925,951 km (0.107 R)
• M21: 67,579,641 km (0.076 R)
• M22: 70,212,115 km (0.082 R)
• M23: 76,148,907 km (0.073 R)
• M24: 77,802,561 km (0.053 R)
• M25: 79,963,652 km (0.048 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.1

Radius: 6.6

Gravity: 15.57 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.42 AU - 11.78 AU

Year: 23407 Days

Day: 22.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,217,280 km

• M1: 82,129 km (0.109 R)
• M2: 322,982 km (0.057 R)
• M3: 1,202,019 km (0.067 R)
• M4: 1,444,517 km (0.092 R)
• M5: 1,738,178 km (0.075 R)
• M6: 2,516,535 km (0.107 R)
• M7: 2,917,308 km (0.059 R)
• M8: 3,567,161 km (0.094 R)
• M9: 4,920,872 km (0.039 R)
• M10: 5,880,692 km (0.062 R)
• M11: 6,226,862 km (0.072 R)
• M12: 8,486,986 km (0.091 R)
• M13: 8,873,099 km (0.113 R)
• M14: 11,308,402 km (0.089 R)
• M15: 12,049,211 km (0.101 R)
• M16: 13,552,370 km (0.079 R)
• M17: 15,337,671 km (0.106 R)
• M18: 15,745,475 km (0.112 R)
• M19: 20,133,779 km (0.051 R)
• M20: 20,920,065 km (0.098 R)
• M21: 26,304,093 km (0.111 R)
• M22: 29,941,266 km (0.074 R)
• M23: 33,217,310 km (0.075 R)
• M24: 33,762,743 km (0.074 R)
• M25: 34,452,838 km (0.102 R)
• M26: 35,011,736 km (0.118 R)
• M27: 40,781,427 km (0.065 R)
• M28: 43,321,000 km (0.081 R)
• M29: 51,934,247 km (0.085 R)
• M30: 54,535,605 km (0.091 R)
• M31: 66,455,413 km (0.086 R)
• M32: 69,518,280 km (0.109 R)
• M33: 69,740,583 km (0.105 R)
• M34: 75,219,605 km (0.056 R)
• M35: 79,269,518 km (0.058 R)
• M36: 81,471,300 km (0.168 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: 169 - 19,924 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit