🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.46 AU - 0.68 AU

Year: 278 Days

Day: 47.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,188,190 km

• M1: 113,246 km (0.108 R)
• M2: 332,257 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.5

Radius: 9.8

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.6 AU - 0.98 AU

Year: 453 Days

Day: 6.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,188,190 km

• M1: 129,701 km (0.096 R)
• M2: 267,631 km (0.115 R)
• M3: 345,571 km (0.115 R)
• M4: 413,040 km (0.079 R)
• M5: 499,806 km (0.041 R)
• M6: 576,700 km (0.082 R)
• M7: 694,134 km (0.029 R)
• M8: 828,473 km (0.081 R)
• M9: 939,774 km (0.081 R)
• M10: 1,016,817 km (0.102 R)
• M11: 1,093,112 km (0.092 R)
• M12: 1,197,082 km (0.101 R)
• M13: 1,264,850 km (0.11 R)
• M14: 1,449,155 km (0.053 R)
• M15: 1,574,667 km (0.114 R)
• M16: 1,663,977 km (0.062 R)
• M17: 1,792,033 km (0.112 R)
• M18: 2,026,902 km (0.083 R)
• M19: 2,124,589 km (0.111 R)
• M20: 2,215,694 km (0.095 R)
• M21: 2,373,520 km (0.078 R)
• M22: 2,451,760 km (0.101 R)
• M23: 2,551,840 km (0.101 R)
• M24: 2,829,793 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.4

Radius: 14

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.67 AU - 0.93 AU

Year: 462 Days

Day: 10.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 28,188,190 km

• M1: 176,077 km (0.074 R)
• M2: 263,591 km (0.096 R)
• M3: 353,201 km (0.12 R)
• M4: 480,359 km (0.095 R)
• M5: 581,637 km (0.105 R)
• M6: 669,301 km (0.062 R)
• M7: 810,970 km (0.072 R)
• M8: 903,272 km (0.118 R)
• M9: 1,008,589 km (0.098 R)
• M10: 1,118,543 km (0.109 R)
• M11: 1,252,433 km (0.093 R)
• M12: 1,417,589 km (0.111 R)
• M13: 1,547,889 km (0.084 R)
• M14: 1,787,545 km (0.095 R)
• M15: 1,981,274 km (0.05 R)
• M16: 2,068,939 km (0.102 R)
• M17: 2,176,051 km (0.082 R)
• M18: 2,291,241 km (0.109 R)
• M19: 2,408,675 km (0.066 R)
• M20: 2,528,054 km (0.112 R)
• M21: 2,630,230 km (0.104 R)
• M22: 2,891,876 km (0.111 R)
• M23: 3,059,725 km (0.077 R)
• M24: 3,370,290 km (0.099 R)
• M25: 3,526,022 km (0.076 R)
• M26: 3,778,693 km (0.079 R)
• M27: 3,955,517 km (0.096 R)
• M28: 4,067,417 km (0.036 R)
• M29: 4,180,363 km (0.092 R)
• M30: 4,363,471 km (0.112 R)
• M31: 4,463,701 km (0.04 R)
• M32: 4,745,394 km (0.039 R)
• M33: 4,912,495 km (0.063 R)
• M34: 5,016,914 km (0.055 R)
• M35: 5,252,531 km (0.112 R)
• M36: 5,425,616 km (0.063 R)
• M37: 5,517,020 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.9

Radius: 13

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.66 AU - 1.02 AU

Year: 497 Days

Day: 9.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 28,188,190 km

• M1: 162,164 km (0.107 R)
• M2: 272,268 km (0.086 R)
• M3: 373,546 km (0.074 R)
• M4: 494,571 km (0.089 R)
• M5: 625,020 km (0.115 R)
• M6: 790,176 km (0.119 R)
• M7: 889,958 km (0.079 R)
• M8: 985,102 km (0.106 R)
• M9: 1,093,710 km (0.107 R)
• M10: 1,293,124 km (0.039 R)
• M11: 1,548,787 km (0.065 R)
• M12: 1,677,291 km (0.104 R)
• M13: 1,768,845 km (0.095 R)
• M14: 1,868,178 km (0.088 R)
• M15: 1,957,339 km (0.098 R)
• M16: 2,121,747 km (0.052 R)
• M17: 2,208,962 km (0.119 R)
• M18: 2,445,028 km (0.091 R)
• M19: 2,556,478 km (0.114 R)
• M20: 2,736,893 km (0.064 R)
• M21: 2,984,328 km (0.06 R)
• M22: 3,089,495 km (0.109 R)
• M23: 3,303,869 km (0.108 R)
• M24: 3,449,577 km (0.093 R)
• M25: 3,590,050 km (0.119 R)
• M26: 3,762,686 km (0.114 R)
• M27: 3,891,938 km (0.063 R)
• M28: 4,116,185 km (0.072 R)
• M29: 4,202,354 km (0.089 R)
• M30: 4,601,631 km (0.029 R)
• M31: 4,814,209 km (0.078 R)
• M32: 4,913,542 km (0.086 R)
• M33: 5,088,871 km (0.116 R)
• M34: 5,334,361 km (0.115 R)
• M35: 5,635,950 km (0.096 R)
• M36: 5,775,675 km (0.092 R)
• M37: 5,925,572 km (0.084 R)
• M38: 6,023,109 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.3

Radius: 12.7

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.86 AU - 1.06 AU

Year: 607 Days

Day: 5.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 28,188,190 km

• M1: 181,163 km (0.065 R)
• M2: 290,669 km (0.09 R)
• M3: 381,923 km (0.09 R)
• M4: 500,106 km (0.112 R)
• M5: 661,522 km (0.08 R)
• M6: 756,965 km (0.062 R)
• M7: 926,160 km (0.047 R)
• M8: 1,013,077 km (0.07 R)
• M9: 1,097,300 km (0.063 R)
• M10: 1,178,233 km (0.078 R)
• M11: 1,390,213 km (0.079 R)
• M12: 1,595,312 km (0.079 R)
• M13: 1,810,733 km (0.067 R)
• M14: 1,922,183 km (0.12 R)
• M15: 2,036,027 km (0.059 R)
• M16: 2,122,794 km (0.111 R)
• M17: 2,203,577 km (0.104 R)
• M18: 2,323,105 km (0.031 R)
• M19: 2,670,920 km (0.116 R)
• M20: 2,830,841 km (0.118 R)
• M21: 2,920,300 km (0.095 R)
• M22: 3,110,439 km (0.092 R)
• M23: 3,211,268 km (0.079 R)
• M24: 3,313,144 km (0.059 R)
• M25: 3,459,600 km (0.103 R)
• M26: 3,803,526 km (0.071 R)
• M27: 4,038,993 km (0.102 R)
• M28: 4,214,322 km (0.072 R)
• M29: 4,307,521 km (0.059 R)
• M30: 4,477,165 km (0.088 R)
• M31: 4,784,140 km (0.117 R)
• M32: 4,920,723 km (0.09 R)
• M33: 5,009,285 km (0.111 R)
• M34: 5,098,295 km (0.117 R)
• M35: 5,318,055 km (0.071 R)
• M36: 5,419,033 km (0.103 R)
• M37: 5,767,148 km (0.093 R)
• M38: 5,944,122 km (0.098 R)
• M39: 6,186,171 km (0.071 R)
• M40: 6,367,334 km (0.108 R)
• M41: 6,866,243 km (0.076 R)
• M42: 6,998,488 km (0.115 R)
• M43: 7,176,210 km (0.101 R)
• M44: 7,276,740 km (0.076 R)
• M45: 7,366,648 km (0.11 R)
• M46: 7,513,403 km (0.047 R)
• M47: 7,752,610 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.2

Radius: 13.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.55 AU - 2.01 AU

Year: 1533 Days

Day: 10.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 28,188,190 km

• M1: 209,736 km (0.119 R)
• M2: 309,668 km (0.111 R)
• M3: 409,150 km (0.105 R)
• M4: 520,002 km (0.092 R)
• M5: 609,312 km (0.092 R)
• M6: 763,248 km (0.083 R)
• M7: 857,046 km (0.089 R)
• M8: 955,182 km (0.053 R)
• M9: 1,063,790 km (0.083 R)
• M10: 1,202,767 km (0.073 R)
• M11: 1,375,253 km (0.037 R)
• M12: 1,535,173 km (0.118 R)
• M13: 1,745,807 km (0.1 R)
• M14: 1,828,385 km (0.119 R)
• M15: 2,005,359 km (0.069 R)
• M16: 2,163,933 km (0.101 R)
• M17: 2,253,094 km (0.047 R)
• M18: 2,335,223 km (0.104 R)
• M19: 2,511,150 km (0.089 R)
• M20: 2,752,601 km (0.062 R)
• M21: 3,408,587 km (0.108 R)
• M22: 3,494,008 km (0.116 R)
• M23: 4,011,766 km (0.053 R)
• M24: 4,439,466 km (0.064 R)
• M25: 5,141,080 km (0.106 R)
• M26: 5,349,620 km (0.115 R)
• M27: 5,493,832 km (0.079 R)
• M28: 5,628,321 km (0.06 R)
• M29: 5,797,815 km (0.042 R)
• M30: 6,026,401 km (0.066 R)
• M31: 6,234,790 km (0.113 R)
• M32: 6,469,210 km (0.071 R)
• M33: 6,563,756 km (0.098 R)
• M34: 6,983,079 km (0.112 R)
• M35: 7,772,208 km (0.106 R)
• M36: 7,872,887 km (0.075 R)
• M37: 8,318,390 km (0.102 R)
• M38: 8,524,835 km (0.119 R)
• M39: 8,641,671 km (0.086 R)

Asteroid Belt

Center: 2.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.8

Radius: 8.6

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.85 AU - 3.35 AU

Year: 3524 Days

Day: 8.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 28,188,190 km

• M1: 108,458 km (0.085 R)
• M2: 175,777 km (0.114 R)
• M3: 256,710 km (0.058 R)
• M4: 382,073 km (0.062 R)
• M5: 457,321 km (0.118 R)
• M6: 733,179 km (0.097 R)
• M7: 894,595 km (0.103 R)
• M8: 989,291 km (0.05 R)
• M9: 1,057,807 km (0.067 R)
• M10: 1,241,662 km (0.09 R)
• M11: 1,413,849 km (0.116 R)
• M12: 1,559,558 km (0.081 R)
• M13: 1,640,041 km (0.1 R)
• M14: 1,710,352 km (0.097 R)
• M15: 1,793,529 km (0.116 R)
• M16: 2,127,431 km (0.05 R)
• M17: 2,256,085 km (0.093 R)
• M18: 2,334,624 km (0.107 R)
• M19: 2,427,225 km (0.101 R)
• M20: 2,768,458 km (0.08 R)
• M21: 2,824,557 km (0.115 R)
• M22: 2,966,376 km (0.099 R)
• M23: 3,110,439 km (0.119 R)
• M24: 3,465,883 km (0.062 R)
• M25: 3,541,730 km (0.079 R)
• M26: 3,772,110 km (0.112 R)
• M27: 3,928,590 km (0.078 R)
• M28: 4,328,914 km (0.102 R)
• M29: 4,608,662 km (0.089 R)
• M30: 5,324,936 km (0.052 R)
• M31: 5,518,366 km (0.113 R)
• M32: 5,767,746 km (0.061 R)
• M33: 5,821,751 km (0.042 R)
• M34: 6,575,724 km (0.098 R)
• M35: 6,669,821 km (0.029 R)
• M36: 7,127,591 km (0.119 R)
• M37: 7,282,574 km (0.081 R)
• M38: 7,438,455 km (0.06 R)
• M39: 7,497,247 km (0.095 R)
• M40: 7,615,280 km (0.117 R)
• M41: 7,714,164 km (0.03 R)
• M42: 8,053,452 km (0.089 R)
• M43: 8,154,131 km (0.092 R)
• M44: 8,356,836 km (0.103 R)
• M45: 8,581,682 km (0.102 R)
• M46: 8,725,894 km (0.03 R)
• M47: 9,331,616 km (0.074 R)
• M48: 9,458,625 km (0.085 R)
• M49: 9,607,624 km (0.051 R)
• M50: 9,714,437 km (0.091 R)
• M51: 10,363,991 km (0.034 R)
• M52: 10,561,610 km (0.079 R)
• M53: 11,072,337 km (0.102 R)
• M54: 11,161,946 km (0.108 R)
• M55: 11,454,859 km (0.114 R)
• M56: 11,636,470 km (0.052 R)
• M57: 12,186,841 km (0.099 R)
• M58: 12,372,193 km (0.102 R)
• M59: 13,146,810 km (0.057 R)
• M60: 13,408,457 km (0.048 R)
• M61: 13,480,115 km (0.115 R)
• M62: 13,768,090 km (0.085 R)
• M63: 14,130,865 km (0.084 R)
• M64: 14,668,520 km (0.073 R)
• M65: 14,890,523 km (0.087 R)
• M66: 15,188,223 km (0.108 R)
• M67: 15,789,307 km (0.078 R)
• M68: 16,911,740 km (0.086 R)
• M69: 17,404,366 km (0.119 R)
• M70: 17,508,636 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.3

Radius: 8.4

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.09 AU - 5.97 AU

Year: 8397 Days

Day: 13.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 28,188,190 km

• M1: 107,411 km (0.118 R)
• M2: 335,099 km (0.109 R)
• M3: 636,240 km (0.087 R)
• M4: 730,187 km (0.025 R)
• M5: 801,695 km (0.104 R)
• M6: 1,122,433 km (0.055 R)
• M7: 1,504,057 km (0.101 R)
• M8: 2,167,224 km (0.117 R)
• M9: 2,219,584 km (0.064 R)
• M10: 2,406,581 km (0.105 R)
• M11: 2,460,885 km (0.099 R)
• M12: 2,584,902 km (0.085 R)
• M13: 3,175,215 km (0.091 R)
• M14: 3,340,670 km (0.03 R)
• M15: 3,853,940 km (0.102 R)
• M16: 4,095,541 km (0.092 R)
• M17: 4,509,029 km (0.107 R)
• M18: 4,988,042 km (0.088 R)
• M19: 5,163,071 km (0.054 R)
• M20: 5,938,736 km (0.114 R)
• M21: 6,482,225 km (0.086 R)
• M22: 6,885,691 km (0.094 R)
• M23: 7,100,364 km (0.1 R)
• M24: 7,277,637 km (0.098 R)
• M25: 7,337,028 km (0.092 R)
• M26: 7,899,516 km (0.102 R)
• M27: 8,083,222 km (0.094 R)
• M28: 8,206,490 km (0.118 R)
• M29: 8,289,068 km (0.077 R)
• M30: 8,790,072 km (0.025 R)
• M31: 8,916,781 km (0.075 R)
• M32: 9,451,593 km (0.073 R)
• M33: 9,603,286 km (0.036 R)
• M34: 9,712,043 km (0.073 R)
• M35: 10,284,554 km (0.038 R)
• M36: 10,845,247 km (0.108 R)
• M37: 11,140,703 km (0.098 R)
• M38: 12,372,791 km (0.112 R)
• M39: 12,633,839 km (0.094 R)
• M40: 12,848,812 km (0.035 R)
• M41: 12,992,874 km (0.117 R)
• M42: 13,403,820 km (0.098 R)
• M43: 13,696,433 km (0.061 R)
• M44: 14,015,825 km (0.097 R)
• M45: 14,586,989 km (0.071 R)
• M46: 14,737,185 km (0.063 R)
• M47: 14,887,980 km (0.091 R)
• M48: 15,292,493 km (0.036 R)
• M49: 15,828,951 km (0.059 R)
• M50: 15,906,143 km (0.064 R)
• M51: 16,009,216 km (0.074 R)
• M52: 16,710,681 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.5

Radius: 4.9

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.96 AU - 7.26 AU

Year: 9752 Days

Day: 15.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 28,188,190 km

• M1: 65,524 km (0.063 R)
• M2: 112,647 km (0.077 R)
• M3: 159,023 km (0.066 R)
• M4: 661,971 km (0.099 R)
• M5: 1,274,275 km (0.085 R)
• M6: 1,349,074 km (0.099 R)
• M7: 1,502,860 km (0.077 R)
• M8: 1,534,276 km (0.077 R)
• M9: 1,694,944 km (0.069 R)
• M10: 1,946,119 km (0.067 R)
• M11: 2,173,208 km (0.119 R)
• M12: 2,208,962 km (0.095 R)
• M13: 2,372,024 km (0.097 R)
• M14: 3,224,433 km (0.098 R)
• M15: 3,430,279 km (0.095 R)
• M16: 3,640,315 km (0.101 R)
• M17: 3,876,230 km (0.096 R)
• M18: 4,007,129 km (0.102 R)
• M19: 4,408,200 km (0.113 R)
• M20: 4,453,529 km (0.109 R)
• M21: 4,544,783 km (0.095 R)
• M22: 4,775,463 km (0.026 R)
• M23: 4,845,475 km (0.069 R)
• M24: 5,010,033 km (0.112 R)
• M25: 5,417,238 km (0.098 R)
• M26: 5,588,079 km (0.034 R)
• M27: 5,686,514 km (0.084 R)
• M28: 7,150,030 km (0.1 R)
• M29: 7,230,065 km (0.12 R)
• M30: 7,771,609 km (0.069 R)
• M31: 7,881,564 km (0.059 R)
• M32: 7,964,291 km (0.089 R)
• M33: 8,075,143 km (0.091 R)
• M34: 8,580,036 km (0.1 R)
• M35: 8,836,297 km (0.064 R)
• M36: 9,856,555 km (0.043 R)
• M37: 10,913,763 km (0.063 R)
• M38: 11,067,699 km (0.072 R)
• M39: 11,160,300 km (0.095 R)
• M40: 11,596,378 km (0.072 R)
• M41: 12,006,276 km (0.066 R)
• M42: 12,905,210 km (0.074 R)
• M43: 13,100,585 km (0.095 R)
• M44: 13,792,325 km (0.079 R)
• M45: 14,226,458 km (0.07 R)
• M46: 14,529,693 km (0.028 R)
• M47: 14,835,022 km (0.112 R)
• M48: 15,108,188 km (0.071 R)
• M49: 15,382,999 km (0.101 R)
• M50: 15,555,635 km (0.055 R)
• M51: 15,798,283 km (0.109 R)
• M52: 16,995,066 km (0.098 R)
• M53: 17,352,455 km (0.116 R)
• M54: 17,712,537 km (0.114 R)
• M55: 18,147,718 km (0.105 R)
• M56: 18,220,572 km (0.07 R)
• M57: 18,293,576 km (0.099 R)
• M58: 18,330,077 km (0.104 R)
• M59: 18,696,742 km (0.109 R)
• M60: 18,844,096 km (0.035 R)
• M61: 19,698,599 km (0.095 R)
• M62: 20,641,664 km (0.058 R)
• M63: 20,717,809 km (0.091 R)
• M64: 21,599,389 km (0.114 R)
• M65: 21,908,907 km (0.044 R)
• M66: 22,181,026 km (0.046 R)
• M67: 23,201,283 km (0.116 R)
• M68: 23,399,201 km (0.064 R)
• M69: 23,478,488 km (0.078 R)
• M70: 23,876,568 km (0.12 R)
• M71: 24,357,077 km (0.115 R)
• M72: 24,719,702 km (0.097 R)
• M73: 24,840,876 km (0.104 R)
• M74: 24,921,808 km (0.038 R)
• M75: 26,724,463 km (0.058 R)
• M76: 26,848,928 km (0.059 R)
• M77: 27,306,847 km (0.066 R)
• M78: 27,851,384 km (0.049 R)
• M79: 28,103,905 km (0.108 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 10,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit