🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.8

Radius: 8.4

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.61 AU - 0.89 AU

Year: 433 Days

Day: 10.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,789,942 km

• M1: 104,719 km (0.077 R)
• M2: 380,577 km (0.079 R)
• M3: 1,346,082 km (0.114 R)
• M4: 2,230,205 km (0.108 R)
• M5: 2,783,119 km (0.112 R)
• M6: 3,061,371 km (0.051 R)
• M7: 4,485,692 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.8

Radius: 8.3

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.51 AU - 2.41 AU

Year: 1830 Days

Day: 14.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,789,942 km

• M1: 107,710 km (0.112 R)
• M2: 409,150 km (0.079 R)
• M3: 722,408 km (0.11 R)
• M4: 1,087,427 km (0.037 R)
• M5: 1,853,518 km (0.113 R)
• M6: 3,069,300 km (0.085 R)
• M7: 3,642,409 km (0.1 R)
• M8: 6,020,716 km (0.049 R)
• M9: 6,986,819 km (0.11 R)
• M10: 7,267,465 km (0.077 R)
• M11: 7,555,590 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.5

Radius: 13.1

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.83 AU - 2.49 AU

Year: 2117 Days

Day: 6.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,789,942 km

• M1: 163,361 km (0.115 R)
• M2: 600,037 km (0.108 R)
• M3: 1,041,201 km (0.052 R)
• M4: 1,549,535 km (0.047 R)
• M5: 1,971,550 km (0.085 R)
• M6: 2,539,723 km (0.102 R)
• M7: 4,692,885 km (0.105 R)
• M8: 5,175,638 km (0.077 R)
• M9: 5,837,907 km (0.108 R)
• M10: 6,502,870 km (0.092 R)
• M11: 7,863,313 km (0.084 R)
• M12: 9,337,600 km (0.064 R)
• M13: 9,750,939 km (0.113 R)
• M14: 11,725,032 km (0.099 R)
• M15: 12,954,128 km (0.045 R)
• M16: 13,820,150 km (0.071 R)
• M17: 14,540,315 km (0.114 R)
• M18: 15,812,345 km (0.108 R)
• M19: 17,106,217 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.9

Radius: 14.8

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.73 AU - 2.79 AU

Year: 3058 Days

Day: 5.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,789,942 km

• M1: 184,753 km (0.105 R)
• M2: 851,810 km (0.11 R)
• M3: 1,520,513 km (0.06 R)
• M4: 2,109,180 km (0.091 R)
• M5: 3,352,039 km (0.092 R)
• M6: 4,605,520 km (0.108 R)
• M7: 5,807,689 km (0.08 R)
• M8: 6,288,646 km (0.102 R)
• M9: 7,926,742 km (0.032 R)
• M10: 9,871,664 km (0.115 R)
• M11: 10,875,765 km (0.073 R)
• M12: 11,989,521 km (0.115 R)
• M13: 12,817,845 km (0.067 R)
• M14: 14,395,354 km (0.117 R)
• M15: 15,584,657 km (0.108 R)
• M16: 16,255,604 km (0.118 R)
• M17: 17,822,043 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.5

Radius: 9.7

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.68 AU - 3.76 AU

Year: 3853 Days

Day: 12 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,789,942 km

• M1: 121,174 km (0.077 R)
• M2: 679,025 km (0.04 R)
• M3: 1,128,118 km (0.089 R)
• M4: 2,593,279 km (0.099 R)
• M5: 3,248,069 km (0.084 R)
• M6: 4,302,584 km (0.115 R)
• M7: 7,408,984 km (0.071 R)
• M8: 10,225,164 km (0.102 R)
• M9: 10,936,352 km (0.11 R)
• M10: 13,314,510 km (0.104 R)
• M11: 14,995,840 km (0.108 R)
• M12: 17,525,690 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962

Radius: 12.5

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.58 AU - 4.66 AU

Year: 5577 Days

Day: 11.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,789,942 km

• M1: 155,731 km (0.119 R)
• M2: 567,874 km (0.096 R)
• M3: 958,922 km (0.112 R)
• M4: 1,566,140 km (0.078 R)
• M5: 2,034,681 km (0.047 R)
• M6: 2,651,173 km (0.036 R)
• M7: 3,891,190 km (0.105 R)
• M8: 4,520,997 km (0.054 R)
• M9: 5,159,481 km (0.106 R)
• M10: 5,762,959 km (0.091 R)
• M11: 7,405,095 km (0.098 R)
• M12: 7,860,471 km (0.074 R)
• M13: 12,736,464 km (0.079 R)
• M14: 15,493,552 km (0.04 R)
• M15: 15,926,489 km (0.068 R)
• M16: 18,626,580 km (0.092 R)
• M17: 19,471,360 km (0.092 R)
• M18: 21,849,218 km (0.112 R)
• M19: 24,083,462 km (0.032 R)
• M20: 25,511,972 km (0.085 R)
• M21: 26,642,034 km (0.118 R)
• M22: 30,136,641 km (0.085 R)
• M23: 31,695,450 km (0.103 R)
• M24: 33,718,762 km (0.095 R)
• M25: 35,612,222 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250

Radius: 9.2

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.41 AU - 5.53 AU

Year: 6302 Days

Day: 11.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,789,942 km

• M1: 116,088 km (0.106 R)
• M2: 530,025 km (0.069 R)
• M3: 967,001 km (0.097 R)
• M4: 1,555,967 km (0.08 R)
• M5: 2,234,992 km (0.071 R)
• M6: 3,266,320 km (0.108 R)
• M7: 3,974,217 km (0.045 R)
• M8: 4,330,260 km (0.107 R)
• M9: 6,654,263 km (0.115 R)
• M10: 7,823,071 km (0.106 R)
• M11: 8,565,076 km (0.104 R)
• M12: 9,626,623 km (0.052 R)
• M13: 12,472,423 km (0.1 R)
• M14: 13,044,186 km (0.077 R)
• M15: 15,507,465 km (0.119 R)
• M16: 16,393,084 km (0.1 R)
• M17: 17,844,034 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.1

Radius: 5.6

Gravity: 21.37 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.93 AU - 9.07 AU

Year: 13697 Days

Day: 19 Hours

Environment

Temp: -229 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,789,942 km

• M1: 69,713 km (0.094 R)
• M2: 255,812 km (0.069 R)
• M3: 538,552 km (0.099 R)
• M4: 719,715 km (0.081 R)
• M5: 1,529,040 km (0.074 R)
• M6: 3,627,599 km (0.118 R)
• M7: 5,518,516 km (0.065 R)
• M8: 7,135,968 km (0.113 R)
• M9: 10,036,222 km (0.051 R)
• M10: 10,585,695 km (0.076 R)
• M11: 11,155,064 km (0.077 R)
• M12: 11,986,081 km (0.099 R)
• M13: 15,149,178 km (0.075 R)
• M14: 17,075,101 km (0.064 R)
• M15: 17,936,934 km (0.114 R)
• M16: 18,177,039 km (0.093 R)
• M17: 19,662,247 km (0.047 R)
• M18: 24,306,961 km (0.101 R)
• M19: 26,621,689 km (0.091 R)
• M20: 29,633,094 km (0.112 R)
• M21: 34,194,782 km (0.06 R)
• M22: 36,067,149 km (0.113 R)
• M23: 38,402,821 km (0.034 R)
• M24: 38,935,239 km (0.114 R)
• M25: 42,374,644 km (0.056 R)
• M26: 43,516,824 km (0.071 R)
• M27: 46,461,359 km (0.119 R)
• M28: 49,379,265 km (0.119 R)
• M29: 54,565,674 km (0.109 R)
• M30: 56,944,579 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 192.5

Radius: 4.2

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.99 AU - 10.51 AU

Year: 20302 Days

Day: 20.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,789,942 km

• M1: 52,210 km (0.12 R)
• M2: 225,294 km (0.045 R)
• M3: 386,411 km (0.084 R)
• M4: 704,905 km (0.1 R)
• M5: 925,861 km (0.073 R)
• M6: 1,064,239 km (0.11 R)
• M7: 1,369,718 km (0.11 R)
• M8: 1,521,560 km (0.102 R)
• M9: 1,700,030 km (0.074 R)
• M10: 1,843,046 km (0.115 R)
• M11: 3,081,267 km (0.069 R)
• M12: 3,246,573 km (0.081 R)
• M13: 3,568,956 km (0.084 R)
• M14: 3,967,336 km (0.115 R)
• M15: 4,883,323 km (0.09 R)
• M16: 5,140,931 km (0.034 R)
• M17: 6,841,260 km (0.075 R)
• M18: 7,538,835 km (0.112 R)
• M19: 10,859,908 km (0.118 R)
• M20: 11,410,278 km (0.101 R)
• M21: 13,111,356 km (0.073 R)
• M22: 13,735,179 km (0.118 R)
• M23: 16,571,854 km (0.105 R)
• M24: 18,978,584 km (0.119 R)
• M25: 19,215,398 km (0.03 R)
• M26: 24,939,910 km (0.057 R)
• M27: 34,672,897 km (0.083 R)
• M28: 35,502,866 km (0.063 R)
• M29: 36,467,473 km (0.12 R)
• M30: 40,110,630 km (0.11 R)
• M31: 41,819,636 km (0.082 R)
• M32: 44,126,884 km (0.104 R)
• M33: 46,804,536 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.2

Radius: 3.2

Gravity: 36.45 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 10.15 AU - 10.91 AU

Year: 22786 Days

Day: 18.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,789,942 km

• M1: 41,887 km (0.093 R)
• M2: 221,704 km (0.083 R)
• M3: 667,207 km (0.096 R)
• M4: 999,912 km (0.102 R)
• M5: 2,280,769 km (0.1 R)
• M6: 2,702,635 km (0.106 R)
• M7: 3,096,526 km (0.051 R)
• M8: 3,997,106 km (0.088 R)
• M9: 7,118,764 km (0.063 R)
• M10: 7,864,958 km (0.103 R)
• M11: 11,810,752 km (0.044 R)
• M12: 11,937,760 km (0.089 R)
• M13: 12,586,716 km (0.12 R)
• M14: 17,305,182 km (0.101 R)
• M15: 20,053,744 km (0.077 R)
• M16: 28,054,089 km (0.098 R)
• M17: 31,211,651 km (0.111 R)
• M18: 31,821,262 km (0.109 R)
• M19: 32,938,459 km (0.091 R)
• M20: 34,858,099 km (0.12 R)
• M21: 63,221,855 km (0.12 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: 373 - 16,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit