🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.45 AU - 0.59 AU

Year: 238 Days

Day: 16.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 22,553,024 km

• M1: 196,123 km (0.117 R)
• M2: 392,246 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.44 AU - 0.62 AU

Year: 245 Days

Day: 16.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.1

Radius: 12.9

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.73 AU - 1.11 AU

Year: 561 Days

Day: 8.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 125.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 22,553,024 km

• M1: 186,698 km (0.116 R)
• M2: 267,182 km (0.087 R)
• M3: 381,026 km (0.115 R)
• M4: 484,847 km (0.111 R)
• M5: 622,327 km (0.056 R)
• M6: 728,691 km (0.083 R)
• M7: 861,684 km (0.115 R)
• M8: 1,024,745 km (0.08 R)
• M9: 1,110,315 km (0.035 R)
• M10: 1,198,728 km (0.085 R)
• M11: 1,295,368 km (0.053 R)
• M12: 1,400,834 km (0.036 R)
• M13: 1,558,511 km (0.053 R)
• M14: 1,665,024 km (0.118 R)
• M15: 1,761,216 km (0.03 R)
• M16: 1,952,402 km (0.069 R)
• M17: 2,033,633 km (0.033 R)
• M18: 2,136,856 km (0.111 R)
• M19: 2,305,902 km (0.114 R)
• M20: 2,421,092 km (0.06 R)
• M21: 2,672,416 km (0.072 R)
• M22: 2,763,222 km (0.096 R)
• M23: 2,847,296 km (0.043 R)
• M24: 3,026,215 km (0.116 R)
• M25: 3,265,123 km (0.115 R)
• M26: 3,370,590 km (0.091 R)
• M27: 3,460,797 km (0.107 R)
• M28: 3,601,868 km (0.117 R)
• M29: 3,744,734 km (0.082 R)
• M30: 3,829,855 km (0.036 R)
• M31: 4,010,420 km (0.12 R)
• M32: 4,114,989 km (0.03 R)
• M33: 4,264,587 km (0.106 R)
• M34: 4,434,081 km (0.102 R)
• M35: 4,596,694 km (0.107 R)
• M36: 4,706,199 km (0.095 R)
• M37: 5,058,951 km (0.06 R)
• M38: 5,153,198 km (0.099 R)
• M39: 5,248,043 km (0.049 R)
• M40: 5,623,683 km (0.111 R)
• M41: 5,888,771 km (0.093 R)
• M42: 6,198,438 km (0.108 R)
• M43: 6,289,244 km (0.119 R)
• M44: 6,400,994 km (0.099 R)
• M45: 6,482,674 km (0.035 R)
• M46: 6,781,720 km (0.087 R)
• M47: 6,896,312 km (0.09 R)
• M48: 7,201,492 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.3

Radius: 14.5

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.95 AU - 1.55 AU

Year: 889 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 22,553,024 km

• M1: 180,565 km (0.047 R)
• M2: 282,740 km (0.084 R)
• M3: 437,275 km (0.069 R)
• M4: 570,267 km (0.103 R)
• M5: 661,671 km (0.119 R)
• M6: 773,271 km (0.086 R)
• M7: 931,546 km (0.078 R)
• M8: 1,024,745 km (0.062 R)
• M9: 1,118,244 km (0.101 R)
• M10: 1,238,670 km (0.09 R)
• M11: 1,342,790 km (0.115 R)
• M12: 1,457,233 km (0.101 R)
• M13: 1,586,485 km (0.112 R)
• M14: 1,751,043 km (0.069 R)
• M15: 2,240,677 km (0.109 R)
• M16: 2,387,432 km (0.096 R)
• M17: 2,600,011 km (0.102 R)
• M18: 2,978,045 km (0.12 R)
• M19: 3,068,252 km (0.09 R)
• M20: 3,197,954 km (0.109 R)
• M21: 3,433,271 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.1

Radius: 8.1

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.22 AU - 1.3 AU

Year: 899 Days

Day: 14.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 22,553,024 km

• M1: 125,662 km (0.059 R)
• M2: 179,218 km (0.082 R)
• M3: 338,390 km (0.082 R)
• M4: 518,207 km (0.104 R)
• M5: 571,763 km (0.065 R)
• M6: 643,121 km (0.065 R)
• M7: 864,676 km (0.08 R)
• M8: 935,884 km (0.118 R)
• M9: 1,116,599 km (0.073 R)
• M10: 1,194,689 km (0.069 R)
• M11: 1,281,455 km (0.107 R)
• M12: 1,426,117 km (0.05 R)
• M13: 1,511,387 km (0.062 R)
• M14: 1,962,874 km (0.067 R)
• M15: 2,042,161 km (0.075 R)
• M16: 2,114,416 km (0.072 R)
• M17: 2,253,243 km (0.045 R)
• M18: 2,311,287 km (0.055 R)
• M19: 2,488,561 km (0.104 R)
• M20: 2,565,903 km (0.098 R)
• M21: 2,687,825 km (0.106 R)
• M22: 2,740,633 km (0.038 R)
• M23: 2,793,890 km (0.064 R)
• M24: 2,865,398 km (0.119 R)
• M25: 3,139,012 km (0.03 R)
• M26: 3,260,186 km (0.067 R)
• M27: 3,373,582 km (0.103 R)
• M28: 3,478,450 km (0.12 R)
• M29: 3,584,664 km (0.084 R)
• M30: 3,662,455 km (0.068 R)
• M31: 3,721,247 km (0.085 R)
• M32: 3,780,338 km (0.108 R)
• M33: 3,849,602 km (0.102 R)
• M34: 4,040,040 km (0.091 R)
• M35: 4,182,308 km (0.111 R)
• M36: 4,274,610 km (0.111 R)
• M37: 4,346,865 km (0.111 R)
• M38: 4,482,251 km (0.092 R)
• M39: 4,555,704 km (0.103 R)
• M40: 4,640,077 km (0.06 R)
• M41: 4,842,782 km (0.061 R)
• M42: 4,950,642 km (0.119 R)
• M43: 5,092,012 km (0.071 R)
• M44: 5,301,150 km (0.1 R)
• M45: 5,434,741 km (0.029 R)
• M46: 5,501,910 km (0.09 R)
• M47: 5,614,558 km (0.091 R)
• M48: 5,693,845 km (0.117 R)
• M49: 5,933,800 km (0.106 R)
• M50: 6,235,688 km (0.075 R)
• M51: 6,542,663 km (0.105 R)
• M52: 6,722,031 km (0.103 R)
• M53: 6,915,012 km (0.117 R)
• M54: 7,368,593 km (0.111 R)
• M55: 7,480,342 km (0.089 R)
• M56: 7,667,938 km (0.098 R)
• M57: 8,239,851 km (0.078 R)
• M58: 8,291,462 km (0.074 R)
• M59: 8,472,625 km (0.076 R)
• M60: 8,589,760 km (0.112 R)
• M61: 8,681,164 km (0.03 R)
• M62: 8,865,170 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.6

Radius: 11.9

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.05 AU - 1.53 AU

Year: 932 Days

Day: 8.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 22,553,024 km

• M1: 208,091 km (0.098 R)
• M2: 314,006 km (0.111 R)
• M3: 425,905 km (0.114 R)
• M4: 522,845 km (0.032 R)
• M5: 640,728 km (0.114 R)
• M6: 762,650 km (0.109 R)
• M7: 853,157 km (0.111 R)
• M8: 975,378 km (0.029 R)
• M9: 1,104,032 km (0.093 R)
• M10: 1,208,152 km (0.088 R)
• M11: 1,308,233 km (0.037 R)
• M12: 1,459,626 km (0.12 R)
• M13: 1,541,756 km (0.05 R)
• M14: 1,676,543 km (0.1 R)
• M15: 1,771,538 km (0.119 R)
• M16: 2,012,839 km (0.063 R)
• M17: 2,151,666 km (0.117 R)
• M18: 2,332,231 km (0.111 R)
• M19: 2,439,044 km (0.11 R)
• M20: 2,527,755 km (0.066 R)
• M21: 2,831,289 km (0.108 R)
• M22: 3,082,763 km (0.086 R)
• M23: 3,211,268 km (0.112 R)
• M24: 3,429,531 km (0.081 R)
• M25: 3,630,142 km (0.105 R)
• M26: 3,823,273 km (0.085 R)
• M27: 4,031,513 km (0.073 R)
• M28: 4,125,311 km (0.098 R)
• M29: 4,362,872 km (0.083 R)
• M30: 4,764,991 km (0.093 R)
• M31: 5,140,931 km (0.074 R)
• M32: 5,657,193 km (0.044 R)
• M33: 5,749,196 km (0.062 R)
• M34: 5,868,276 km (0.099 R)
• M35: 5,974,939 km (0.055 R)
• M36: 6,082,201 km (0.102 R)
• M37: 6,312,133 km (0.094 R)
• M38: 6,822,860 km (0.077 R)
• M39: 6,991,307 km (0.057 R)
• M40: 7,246,670 km (0.089 R)
• M41: 7,346,901 km (0.11 R)
• M42: 7,433,069 km (0.101 R)
• M43: 7,650,136 km (0.072 R)
• M44: 7,883,957 km (0.111 R)
• M45: 8,060,932 km (0.076 R)
• M46: 8,373,741 km (0.119 R)
• M47: 8,478,908 km (0.087 R)
• M48: 8,690,440 km (0.087 R)
• M49: 8,842,730 km (0.108 R)
• M50: 9,211,938 km (0.089 R)
• M51: 9,320,546 km (0.076 R)
• M52: 9,586,082 km (0.065 R)
• M53: 9,743,459 km (0.099 R)
• M54: 10,060,756 km (0.116 R)
• M55: 10,301,010 km (0.11 R)
• M56: 10,771,047 km (0.033 R)
• M57: 11,082,659 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.5

Radius: 10.8

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.55 AU - 2.51 AU

Year: 1839 Days

Day: 5.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 22,553,024 km

• M1: 150,495 km (0.077 R)
• M2: 267,780 km (0.113 R)
• M3: 439,369 km (0.101 R)
• M4: 718,070 km (0.061 R)
• M5: 849,566 km (0.096 R)
• M6: 937,081 km (0.12 R)
• M7: 1,035,516 km (0.072 R)
• M8: 1,202,468 km (0.118 R)
• M9: 1,276,967 km (0.11 R)
• M10: 1,563,747 km (0.104 R)
• M11: 1,785,301 km (0.027 R)
• M12: 1,909,617 km (0.103 R)
• M13: 1,997,580 km (0.044 R)
• M14: 2,259,077 km (0.114 R)
• M15: 2,446,823 km (0.101 R)
• M16: 2,749,160 km (0.092 R)
• M17: 3,248,667 km (0.052 R)
• M18: 3,366,251 km (0.097 R)
• M19: 3,485,182 km (0.07 R)
• M20: 3,557,288 km (0.069 R)
• M21: 3,666,195 km (0.08 R)
• M22: 3,801,132 km (0.109 R)
• M23: 3,975,115 km (0.091 R)
• M24: 4,657,580 km (0.089 R)
• M25: 4,870,907 km (0.088 R)
• M26: 4,938,226 km (0.111 R)
• M27: 5,114,751 km (0.04 R)
• M28: 5,210,643 km (0.068 R)
• M29: 5,320,897 km (0.077 R)
• M30: 5,473,936 km (0.093 R)
• M31: 5,586,134 km (0.102 R)
• M32: 5,755,928 km (0.102 R)
• M33: 6,028,345 km (0.113 R)
• M34: 6,129,623 km (0.119 R)
• M35: 6,217,138 km (0.072 R)
• M36: 6,452,156 km (0.111 R)
• M37: 6,555,977 km (0.117 R)
• M38: 6,720,086 km (0.081 R)
• M39: 6,795,184 km (0.073 R)
• M40: 6,885,691 km (0.077 R)
• M41: 7,037,383 km (0.104 R)
• M42: 7,390,584 km (0.069 R)
• M43: 7,483,633 km (0.114 R)
• M44: 7,608,398 km (0.114 R)
• M45: 8,098,331 km (0.073 R)
• M46: 8,178,366 km (0.114 R)
• M47: 8,436,123 km (0.112 R)
• M48: 8,712,879 km (0.082 R)
• M49: 8,827,770 km (0.053 R)
• M50: 9,142,075 km (0.03 R)
• M51: 9,258,762 km (0.056 R)
• M52: 9,342,387 km (0.084 R)
• M53: 9,764,702 km (0.086 R)
• M54: 10,124,185 km (0.113 R)
• M55: 10,505,510 km (0.074 R)
• M56: 10,891,473 km (0.115 R)
• M57: 10,979,885 km (0.119 R)
• M58: 11,282,223 km (0.058 R)
• M59: 11,497,344 km (0.053 R)
• M60: 11,695,711 km (0.1 R)
• M61: 11,877,024 km (0.094 R)
• M62: 12,242,342 km (0.112 R)
• M63: 12,315,944 km (0.102 R)
• M64: 12,389,546 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.2

Radius: 12

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.48 AU - 3.54 AU

Year: 3320 Days

Day: 9.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 22,553,024 km

• M1: 154,834 km (0.065 R)
• M2: 328,517 km (0.03 R)
• M3: 407,205 km (0.032 R)
• M4: 675,285 km (0.05 R)
• M5: 826,079 km (0.076 R)
• M6: 1,151,305 km (0.113 R)
• M7: 1,529,638 km (0.083 R)
• M8: 1,623,586 km (0.113 R)
• M9: 1,733,391 km (0.049 R)
• M10: 1,817,614 km (0.052 R)
• M11: 2,213,450 km (0.036 R)
• M12: 2,604,349 km (0.1 R)
• M13: 2,799,874 km (0.099 R)
• M14: 3,102,361 km (0.12 R)
• M15: 3,222,787 km (0.112 R)
• M16: 3,344,859 km (0.094 R)
• M17: 3,702,398 km (0.11 R)
• M18: 3,904,355 km (0.11 R)
• M19: 4,166,749 km (0.081 R)
• M20: 4,357,786 km (0.094 R)
• M21: 4,512,620 km (0.044 R)
• M22: 4,649,801 km (0.062 R)
• M23: 4,768,432 km (0.097 R)
• M24: 4,887,961 km (0.059 R)
• M25: 5,273,475 km (0.109 R)
• M26: 5,816,964 km (0.114 R)
• M27: 6,073,973 km (0.118 R)
• M28: 6,160,440 km (0.076 R)
• M29: 6,378,554 km (0.081 R)
• M30: 6,576,921 km (0.058 R)
• M31: 7,253,253 km (0.085 R)
• M32: 7,599,721 km (0.095 R)
• M33: 7,810,206 km (0.089 R)
• M34: 7,975,362 km (0.099 R)
• M35: 9,039,451 km (0.055 R)
• M36: 9,237,669 km (0.062 R)
• M37: 9,387,416 km (0.109 R)
• M38: 9,739,869 km (0.102 R)
• M39: 9,892,159 km (0.086 R)
• M40: 9,968,604 km (0.118 R)
• M41: 10,096,510 km (0.118 R)
• M42: 10,457,639 km (0.117 R)
• M43: 11,113,027 km (0.077 R)
• M44: 11,272,200 km (0.071 R)
• M45: 11,512,603 km (0.096 R)
• M46: 11,889,889 km (0.06 R)
• M47: 12,107,255 km (0.074 R)
• M48: 12,243,838 km (0.073 R)
• M49: 12,380,869 km (0.109 R)
• M50: 12,739,755 km (0.102 R)
• M51: 13,382,876 km (0.093 R)
• M52: 13,524,096 km (0.086 R)
• M53: 13,637,491 km (0.064 R)
• M54: 14,008,045 km (0.084 R)
• M55: 14,180,233 km (0.07 R)
• M56: 14,468,657 km (0.114 R)
• M57: 14,613,767 km (0.053 R)
• M58: 14,700,983 km (0.112 R)
• M59: 14,817,519 km (0.072 R)
• M60: 15,523,322 km (0.117 R)
• M61: 16,030,010 km (0.077 R)
• M62: 17,613,354 km (0.096 R)
• M63: 18,675,349 km (0.05 R)
• M64: 18,801,760 km (0.083 R)
• M65: 19,309,794 km (0.113 R)
• M66: 19,758,139 km (0.098 R)
• M67: 19,919,106 km (0.07 R)
• M68: 20,372,088 km (0.099 R)
• M69: 20,665,001 km (0.06 R)
• M70: 20,861,124 km (0.067 R)
• M71: 21,057,845 km (0.095 R)
• M72: 21,751,381 km (0.076 R)
• M73: 21,851,013 km (0.096 R)
• M74: 21,950,795 km (0.113 R)
• M75: 22,485,906 km (0.069 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 13,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit