🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.55 AU - 0.71 AU

Year: 328 Days

Day: 38.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,323,480 km

• M1: 367,562 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.9

Radius: 12.4

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.57 AU - 0.79 AU

Year: 368 Days

Day: 11.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 15,323,480 km

• M1: 155,133 km (0.107 R)
• M2: 234,270 km (0.098 R)
• M3: 317,895 km (0.096 R)
• M4: 407,205 km (0.063 R)
• M5: 528,828 km (0.093 R)
• M6: 635,492 km (0.064 R)
• M7: 727,046 km (0.077 R)
• M8: 823,686 km (0.103 R)
• M9: 903,721 km (0.082 R)
• M10: 1,100,292 km (0.035 R)
• M11: 1,194,539 km (0.058 R)
• M12: 1,306,588 km (0.045 R)
• M13: 1,386,772 km (0.112 R)
• M14: 1,552,377 km (0.086 R)
• M15: 1,643,033 km (0.116 R)
• M16: 1,752,240 km (0.051 R)
• M17: 1,897,948 km (0.088 R)
• M18: 2,094,819 km (0.082 R)
• M19: 2,172,011 km (0.113 R)
• M20: 2,274,336 km (0.082 R)
• M21: 2,415,407 km (0.065 R)
• M22: 2,502,772 km (0.05 R)
• M23: 2,591,185 km (0.062 R)
• M24: 2,687,227 km (0.094 R)
• M25: 2,810,495 km (0.109 R)
• M26: 2,889,483 km (0.068 R)
• M27: 3,009,161 km (0.116 R)
• M28: 3,130,635 km (0.11 R)
• M29: 3,219,496 km (0.113 R)
• M30: 3,498,047 km (0.068 R)
• M31: 3,611,741 km (0.102 R)
• M32: 3,712,122 km (0.087 R)
• M33: 3,872,042 km (0.11 R)
• M34: 4,071,306 km (0.107 R)
• M35: 4,198,614 km (0.098 R)
• M36: 4,319,639 km (0.077 R)
• M37: 4,472,677 km (0.057 R)
• M38: 4,721,159 km (0.044 R)
• M39: 4,902,621 km (0.062 R)
• M40: 5,038,157 km (0.073 R)
• M41: 5,313,268 km (0.11 R)
• M42: 5,436,087 km (0.086 R)
• M43: 5,568,332 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.2

Radius: 8.4

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.55 AU - 0.81 AU

Year: 368 Days

Day: 5.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 15,323,480 km

• M1: 105,167 km (0.081 R)
• M2: 194,926 km (0.1 R)
• M3: 255,513 km (0.102 R)
• M4: 330,611 km (0.116 R)
• M5: 417,827 km (0.029 R)
• M6: 487,689 km (0.094 R)
• M7: 577,448 km (0.064 R)
• M8: 637,586 km (0.056 R)
• M9: 720,164 km (0.074 R)
• M10: 789,129 km (0.117 R)
• M11: 882,179 km (0.101 R)
• M12: 990,637 km (0.079 R)
• M13: 1,127,669 km (0.085 R)
• M14: 1,258,417 km (0.054 R)
• M15: 1,482,066 km (0.087 R)
• M16: 1,562,400 km (0.102 R)
• M17: 1,662,780 km (0.101 R)
• M18: 1,807,890 km (0.102 R)
• M19: 1,879,548 km (0.086 R)
• M20: 1,966,913 km (0.114 R)
• M21: 2,021,067 km (0.047 R)
• M22: 2,176,200 km (0.108 R)
• M23: 2,492,899 km (0.039 R)
• M24: 2,551,691 km (0.081 R)
• M25: 2,714,154 km (0.097 R)
• M26: 2,774,592 km (0.102 R)
• M27: 2,846,698 km (0.08 R)
• M28: 2,941,842 km (0.051 R)
• M29: 2,998,390 km (0.112 R)
• M30: 3,060,922 km (0.093 R)
• M31: 3,193,167 km (0.07 R)
• M32: 3,439,554 km (0.107 R)
• M33: 3,704,342 km (0.108 R)
• M34: 3,975,863 km (0.105 R)
• M35: 4,145,656 km (0.113 R)
• M36: 4,247,383 km (0.065 R)
• M37: 4,324,276 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.1

Radius: 13.6

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.69 AU - 0.75 AU

Year: 401 Days

Day: 6.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 15,323,480 km

• M1: 177,124 km (0.109 R)
• M2: 262,694 km (0.084 R)
• M3: 381,624 km (0.034 R)
• M4: 578,794 km (0.098 R)
• M5: 681,119 km (0.096 R)
• M6: 766,988 km (0.107 R)
• M7: 871,258 km (0.092 R)
• M8: 1,018,761 km (0.086 R)
• M9: 1,187,508 km (0.09 R)
• M10: 1,353,412 km (0.12 R)
• M11: 1,469,949 km (0.061 R)
• M12: 1,581,100 km (0.102 R)
• M13: 1,713,793 km (0.081 R)
• M14: 1,946,867 km (0.072 R)
• M15: 2,124,888 km (0.09 R)
• M16: 2,267,305 km (0.085 R)
• M17: 2,355,269 km (0.09 R)
• M18: 2,492,151 km (0.054 R)
• M19: 2,583,256 km (0.086 R)
• M20: 2,680,794 km (0.086 R)
• M21: 2,774,293 km (0.12 R)
• M22: 2,896,813 km (0.1 R)
• M23: 3,112,832 km (0.099 R)
• M24: 3,399,312 km (0.098 R)
• M25: 3,548,910 km (0.048 R)
• M26: 3,664,101 km (0.091 R)
• M27: 3,762,087 km (0.119 R)
• M28: 3,867,255 km (0.09 R)
• M29: 3,979,603 km (0.11 R)
• M30: 4,118,429 km (0.039 R)
• M31: 4,233,321 km (0.05 R)
• M32: 4,329,811 km (0.101 R)
• M33: 4,453,229 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.6

Radius: 14.8

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.7 AU - 1.1 AU

Year: 560 Days

Day: 10.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 15,323,480 km

• M1: 184,155 km (0.044 R)
• M2: 344,673 km (0.106 R)
• M3: 467,194 km (0.076 R)
• M4: 610,808 km (0.039 R)
• M5: 739,761 km (0.102 R)
• M6: 847,472 km (0.083 R)
• M7: 981,512 km (0.088 R)
• M8: 1,109,418 km (0.098 R)
• M9: 1,206,656 km (0.087 R)
• M10: 1,345,034 km (0.098 R)
• M11: 1,473,389 km (0.109 R)
• M12: 1,647,073 km (0.104 R)
• M13: 1,751,342 km (0.12 R)
• M14: 1,897,051 km (0.042 R)
• M15: 2,002,517 km (0.091 R)
• M16: 2,119,054 km (0.077 R)
• M17: 2,214,796 km (0.078 R)
• M18: 2,326,247 km (0.066 R)
• M19: 2,506,812 km (0.08 R)
• M20: 2,662,393 km (0.101 R)
• M21: 2,841,612 km (0.12 R)
• M22: 3,009,311 km (0.104 R)
• M23: 3,196,308 km (0.091 R)
• M24: 3,430,130 km (0.109 R)
• M25: 3,554,595 km (0.053 R)
• M26: 3,769,268 km (0.034 R)
• M27: 3,886,702 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380

Radius: 8.3

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.99 AU - 1.25 AU

Year: 778 Days

Day: 12.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 15,323,480 km

• M1: 134,638 km (0.115 R)
• M2: 189,541 km (0.117 R)
• M3: 269,276 km (0.104 R)
• M4: 330,163 km (0.051 R)
• M5: 382,671 km (0.1 R)
• M6: 489,634 km (0.096 R)
• M7: 547,379 km (0.052 R)
• M8: 716,873 km (0.111 R)
• M9: 798,404 km (0.099 R)
• M10: 873,053 km (0.087 R)
• M11: 971,339 km (0.112 R)
• M12: 1,062,444 km (0.094 R)
• M13: 1,151,006 km (0.112 R)
• M14: 1,282,652 km (0.079 R)
• M15: 1,341,594 km (0.076 R)
• M16: 1,474,437 km (0.086 R)
• M17: 1,561,203 km (0.077 R)
• M18: 1,779,467 km (0.066 R)
• M19: 1,892,263 km (0.09 R)
• M20: 1,953,000 km (0.079 R)
• M21: 2,055,624 km (0.117 R)
• M22: 2,111,125 km (0.089 R)
• M23: 2,174,255 km (0.044 R)
• M24: 2,462,381 km (0.09 R)
• M25: 2,618,561 km (0.082 R)
• M26: 2,770,253 km (0.078 R)
• M27: 3,090,542 km (0.094 R)
• M28: 3,259,289 km (0.057 R)
• M29: 3,316,286 km (0.092 R)
• M30: 3,505,527 km (0.103 R)
• M31: 3,622,662 km (0.081 R)
• M32: 3,774,953 km (0.086 R)
• M33: 3,929,487 km (0.045 R)
• M34: 3,981,547 km (0.095 R)
• M35: 4,068,613 km (0.087 R)
• M36: 4,236,013 km (0.105 R)
• M37: 4,298,246 km (0.055 R)
• M38: 4,414,633 km (0.092 R)
• M39: 4,816,453 km (0.091 R)
• M40: 4,928,053 km (0.037 R)
• M41: 5,012,277 km (0.054 R)
• M42: 5,068,825 km (0.094 R)
• M43: 5,153,946 km (0.117 R)
• M44: 5,248,940 km (0.103 R)
• M45: 5,306,386 km (0.119 R)
• M46: 5,373,556 km (0.061 R)
• M47: 5,431,300 km (0.056 R)
• M48: 5,586,583 km (0.117 R)
• M49: 5,713,741 km (0.045 R)
• M50: 5,921,233 km (0.091 R)
• M51: 6,121,096 km (0.085 R)
• M52: 6,313,030 km (0.08 R)
• M53: 6,374,216 km (0.082 R)
• M54: 6,496,886 km (0.097 R)
• M55: 6,713,504 km (0.115 R)
• M56: 6,942,987 km (0.119 R)
• M57: 7,122,055 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.3

Radius: 11.4

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.36 AU - 1.8 AU

Year: 1303 Days

Day: 13.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 15,323,480 km

• M1: 173,833 km (0.06 R)
• M2: 260,151 km (0.036 R)
• M3: 361,728 km (0.097 R)
• M4: 436,527 km (0.05 R)
• M5: 587,022 km (0.099 R)
• M6: 666,309 km (0.088 R)
• M7: 852,259 km (0.09 R)
• M8: 975,528 km (0.043 R)
• M9: 1,189,602 km (0.066 R)
• M10: 1,276,219 km (0.112 R)
• M11: 1,401,283 km (0.082 R)
• M12: 1,558,660 km (0.115 R)
• M13: 1,673,551 km (0.07 R)
• M14: 1,781,411 km (0.091 R)
• M15: 1,973,495 km (0.074 R)
• M16: 2,119,353 km (0.077 R)
• M17: 2,236,638 km (0.114 R)
• M18: 2,624,395 km (0.052 R)
• M19: 2,704,580 km (0.084 R)
• M20: 2,867,342 km (0.08 R)
• M21: 3,190,623 km (0.113 R)
• M22: 3,325,710 km (0.104 R)
• M23: 3,400,210 km (0.072 R)
• M24: 3,475,308 km (0.106 R)
• M25: 3,820,281 km (0.07 R)
• M26: 4,096,289 km (0.09 R)
• M27: 4,501,849 km (0.085 R)
• M28: 4,695,578 km (0.051 R)
• M29: 4,863,876 km (0.114 R)
• M30: 5,034,268 km (0.088 R)
• M31: 5,105,775 km (0.068 R)
• M32: 5,454,039 km (0.085 R)
• M33: 5,675,743 km (0.09 R)
• M34: 5,930,508 km (0.105 R)
• M35: 6,112,719 km (0.05 R)
• M36: 6,342,950 km (0.05 R)
• M37: 6,420,441 km (0.091 R)
• M38: 6,498,232 km (0.115 R)
• M39: 6,623,147 km (0.086 R)
• M40: 6,875,668 km (0.076 R)
• M41: 7,147,487 km (0.07 R)
• M42: 7,373,978 km (0.115 R)
• M43: 7,586,407 km (0.116 R)
• M44: 8,168,642 km (0.062 R)
• M45: 8,713,478 km (0.113 R)
• M46: 8,972,880 km (0.099 R)
• M47: 9,411,052 km (0.091 R)
• M48: 9,748,695 km (0.109 R)
• M49: 9,910,111 km (0.101 R)
• M50: 10,072,425 km (0.088 R)
• M51: 10,144,680 km (0.052 R)
• M52: 10,253,737 km (0.116 R)
• M53: 10,767,157 km (0.091 R)
• M54: 10,859,758 km (0.118 R)
• M55: 10,989,759 km (0.085 R)
• M56: 11,176,457 km (0.087 R)
• M57: 11,364,352 km (0.077 R)
• M58: 11,439,749 km (0.102 R)
• M59: 11,838,278 km (0.117 R)
• M60: 12,435,024 km (0.11 R)
• M61: 12,610,203 km (0.104 R)
• M62: 12,982,552 km (0.109 R)
• M63: 13,180,021 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.8

Radius: 10.4

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.71 AU - 2.71 AU

Year: 2155 Days

Day: 11.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 89.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 15,323,480 km

• M1: 347,067 km (0.037 R)
• M2: 676,182 km (0.034 R)
• M3: 841,488 km (0.086 R)
• M4: 1,047,634 km (0.059 R)
• M5: 1,138,440 km (0.032 R)
• M6: 1,279,959 km (0.066 R)
• M7: 1,498,522 km (0.103 R)
• M8: 1,570,628 km (0.055 R)
• M9: 1,654,702 km (0.089 R)
• M10: 1,761,814 km (0.07 R)
• M11: 1,827,188 km (0.067 R)
• M12: 2,380,551 km (0.096 R)
• M13: 2,764,569 km (0.105 R)
• M14: 2,944,535 km (0.101 R)
• M15: 3,088,598 km (0.069 R)
• M16: 3,168,184 km (0.116 R)
• M17: 3,302,523 km (0.09 R)
• M18: 3,744,883 km (0.114 R)
• M19: 3,815,793 km (0.037 R)
• M20: 3,915,724 km (0.11 R)
• M21: 4,235,565 km (0.114 R)
• M22: 4,473,575 km (0.109 R)
• M23: 4,654,887 km (0.061 R)
• M24: 4,761,850 km (0.108 R)
• M25: 5,119,239 km (0.087 R)
• M26: 5,388,814 km (0.071 R)
• M27: 5,614,408 km (0.083 R)
• M28: 5,712,095 km (0.086 R)
• M29: 5,793,926 km (0.118 R)
• M30: 6,225,815 km (0.037 R)
• M31: 6,496,736 km (0.1 R)
• M32: 6,616,415 km (0.114 R)
• M33: 6,702,433 km (0.104 R)
• M34: 6,771,548 km (0.092 R)
• M35: 6,893,021 km (0.105 R)
• M36: 7,190,870 km (0.076 R)
• M37: 7,314,887 km (0.05 R)
• M38: 7,854,038 km (0.083 R)
• M39: 7,963,543 km (0.059 R)
• M40: 8,146,950 km (0.062 R)
• M41: 8,443,453 km (0.119 R)
• M42: 8,611,751 km (0.086 R)
• M43: 9,104,377 km (0.104 R)
• M44: 9,354,056 km (0.11 R)
• M45: 9,645,024 km (0.068 R)
• M46: 9,723,114 km (0.056 R)
• M47: 9,801,503 km (0.079 R)
• M48: 9,958,730 km (0.099 R)
• M49: 10,037,718 km (0.099 R)
• M50: 10,136,752 km (0.094 R)
• M51: 10,495,787 km (0.084 R)
• M52: 10,656,754 km (0.078 R)
• M53: 10,757,732 km (0.029 R)
• M54: 10,980,933 km (0.116 R)
• M55: 11,764,227 km (0.094 R)
• M56: 12,057,439 km (0.063 R)
• M57: 12,268,222 km (0.096 R)
• M58: 12,374,137 km (0.097 R)
• M59: 12,522,987 km (0.026 R)
• M60: 13,145,614 km (0.098 R)
• M61: 13,210,539 km (0.107 R)
• M62: 13,471,587 km (0.087 R)
• M63: 13,954,639 km (0.098 R)
• M64: 14,065,192 km (0.072 R)
• M65: 14,712,352 km (0.095 R)
• M66: 14,869,879 km (0.049 R)
• M67: 15,005,564 km (0.114 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: 287 - 11,102 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit