🌌 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: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.57 AU - 0.59 AU

Year: 285 Days

Day: 47.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,102,922 km

• M1: 89,011 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.9

Radius: 8.9

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.6 AU - 0.78 AU

Year: 370 Days

Day: 12.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 147.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 17,102,922 km

• M1: 112,946 km (0.064 R)
• M2: 170,392 km (0.091 R)
• M3: 236,215 km (0.057 R)
• M4: 301,440 km (0.113 R)
• M5: 383,419 km (0.107 R)
• M6: 459,565 km (0.069 R)
• M7: 547,977 km (0.091 R)
• M8: 618,737 km (0.045 R)
• M9: 682,017 km (0.063 R)
• M10: 744,100 km (0.073 R)
• M11: 862,581 km (0.09 R)
• M12: 930,349 km (0.101 R)
• M13: 1,037,611 km (0.084 R)
• M14: 1,123,181 km (0.091 R)
• M15: 1,206,806 km (0.11 R)
• M16: 1,306,289 km (0.104 R)
• M17: 1,371,064 km (0.118 R)
• M18: 1,494,333 km (0.109 R)
• M19: 1,591,721 km (0.098 R)
• M20: 1,661,135 km (0.083 R)
• M21: 1,772,585 km (0.04 R)
• M22: 1,849,927 km (0.118 R)
• M23: 1,960,181 km (0.055 R)
• M24: 2,088,985 km (0.113 R)
• M25: 2,148,973 km (0.113 R)
• M26: 2,371,874 km (0.073 R)
• M27: 2,567,548 km (0.111 R)
• M28: 2,810,495 km (0.063 R)
• M29: 2,943,936 km (0.108 R)
• M30: 3,017,539 km (0.074 R)
• M31: 3,154,271 km (0.056 R)
• M32: 3,267,666 km (0.12 R)
• M33: 3,376,125 km (0.101 R)
• M34: 3,498,645 km (0.096 R)
• M35: 3,576,885 km (0.107 R)
• M36: 3,682,052 km (0.101 R)
• M37: 3,841,673 km (0.115 R)
• M38: 3,969,729 km (0.107 R)
• M39: 4,181,859 km (0.112 R)
• M40: 4,334,598 km (0.034 R)
• M41: 4,453,828 km (0.075 R)
• M42: 4,695,728 km (0.085 R)
• M43: 4,753,323 km (0.043 R)
• M44: 5,000,608 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.9

Radius: 10.3

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.78 AU - 0.98 AU

Year: 533 Days

Day: 13.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 17,102,922 km

• M1: 128,205 km (0.068 R)
• M2: 238,758 km (0.036 R)
• M3: 308,022 km (0.112 R)
• M4: 391,797 km (0.076 R)
• M5: 599,439 km (0.07 R)
• M6: 801,545 km (0.073 R)
• M7: 892,650 km (0.106 R)
• M8: 1,003,652 km (0.095 R)
• M9: 1,170,603 km (0.08 R)
• M10: 1,570,778 km (0.065 R)
• M11: 1,798,466 km (0.076 R)
• M12: 1,871,469 km (0.049 R)
• M13: 2,007,753 km (0.085 R)
• M14: 2,075,072 km (0.094 R)
• M15: 2,225,119 km (0.093 R)
• M16: 2,454,751 km (0.111 R)
• M17: 2,535,983 km (0.077 R)
• M18: 2,668,976 km (0.08 R)
• M19: 2,851,485 km (0.114 R)
• M20: 2,922,843 km (0.088 R)
• M21: 3,125,698 km (0.118 R)
• M22: 3,479,347 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.6

Radius: 8.2

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.46 AU - 1.94 AU

Year: 1431 Days

Day: 13.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 17,102,922 km

• M1: 140,024 km (0.106 R)
• M2: 234,121 km (0.057 R)
• M3: 352,752 km (0.041 R)
• M4: 427,252 km (0.03 R)
• M5: 484,996 km (0.055 R)
• M6: 574,755 km (0.109 R)
• M7: 634,744 km (0.102 R)
• M8: 985,700 km (0.106 R)
• M9: 1,058,854 km (0.096 R)
• M10: 1,134,101 km (0.105 R)
• M11: 1,237,324 km (0.114 R)
• M12: 1,350,420 km (0.052 R)
• M13: 1,446,312 km (0.095 R)
• M14: 1,537,268 km (0.118 R)
• M15: 1,688,661 km (0.097 R)
• M16: 2,052,782 km (0.111 R)
• M17: 2,333,727 km (0.098 R)
• M18: 2,399,699 km (0.092 R)
• M19: 2,457,893 km (0.11 R)
• M20: 2,525,062 km (0.111 R)
• M21: 2,618,412 km (0.061 R)
• M22: 2,712,957 km (0.077 R)
• M23: 2,834,880 km (0.112 R)
• M24: 2,958,747 km (0.116 R)
• M25: 3,021,279 km (0.077 R)
• M26: 3,528,415 km (0.064 R)
• M27: 3,604,411 km (0.079 R)
• M28: 3,671,431 km (0.059 R)
• M29: 4,171,836 km (0.082 R)
• M30: 4,242,147 km (0.102 R)
• M31: 4,496,762 km (0.111 R)
• M32: 4,579,340 km (0.105 R)
• M33: 4,693,633 km (0.12 R)
• M34: 4,787,880 km (0.109 R)
• M35: 4,840,538 km (0.107 R)
• M36: 5,225,154 km (0.103 R)
• M37: 5,454,039 km (0.085 R)
• M38: 5,575,363 km (0.119 R)
• M39: 5,675,294 km (0.088 R)
• M40: 5,888,023 km (0.064 R)
• M41: 6,080,705 km (0.052 R)
• M42: 6,298,519 km (0.102 R)
• M43: 6,472,352 km (0.106 R)
• M44: 6,765,564 km (0.061 R)
• M45: 6,860,259 km (0.03 R)
• M46: 7,003,275 km (0.059 R)
• M47: 7,171,273 km (0.068 R)
• M48: 7,255,796 km (0.11 R)
• M49: 7,316,383 km (0.117 R)
• M50: 7,377,120 km (0.05 R)
• M51: 7,560,377 km (0.12 R)
• M52: 7,831,748 km (0.095 R)
• M53: 7,906,397 km (0.119 R)
• M54: 7,981,196 km (0.075 R)
• M55: 8,181,956 km (0.108 R)
• M56: 8,270,369 km (0.1 R)
• M57: 8,448,091 km (0.041 R)
• M58: 8,665,457 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.7

Radius: 12.5

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.37 AU - 3.69 AU

Year: 3405 Days

Day: 14.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 17,102,922 km

• M1: 157,078 km (0.089 R)
• M2: 318,195 km (0.089 R)
• M3: 520,152 km (0.103 R)
• M4: 615,595 km (0.05 R)
• M5: 818,600 km (0.095 R)
• M6: 1,000,810 km (0.11 R)
• M7: 1,079,797 km (0.091 R)
• M8: 1,260,362 km (0.078 R)
• M9: 1,401,283 km (0.035 R)
• M10: 1,525,001 km (0.107 R)
• M11: 1,605,634 km (0.048 R)
• M12: 1,825,992 km (0.091 R)
• M13: 2,094,969 km (0.068 R)
• M14: 2,350,183 km (0.05 R)
• M15: 2,643,544 km (0.047 R)
• M16: 2,798,228 km (0.112 R)
• M17: 3,213,362 km (0.088 R)
• M18: 3,295,791 km (0.095 R)
• M19: 3,868,751 km (0.11 R)
• M20: 4,093,746 km (0.086 R)
• M21: 4,199,661 km (0.12 R)
• M22: 4,281,790 km (0.112 R)
• M23: 4,364,518 km (0.082 R)
• M24: 4,506,337 km (0.097 R)
• M25: 4,734,773 km (0.041 R)
• M26: 4,820,343 km (0.078 R)
• M27: 4,923,864 km (0.103 R)
• M28: 5,389,413 km (0.104 R)
• M29: 5,887,723 km (0.081 R)
• M30: 6,325,297 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.6

Radius: 12.7

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.54 AU - 3.92 AU

Year: 3748 Days

Day: 8 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 17,102,922 km

• M1: 163,810 km (0.078 R)
• M2: 290,968 km (0.107 R)
• M3: 379,679 km (0.086 R)
• M4: 525,388 km (0.072 R)
• M5: 693,536 km (0.103 R)
• M6: 859,739 km (0.068 R)
• M7: 1,148,014 km (0.062 R)
• M8: 1,259,464 km (0.068 R)
• M9: 1,374,954 km (0.072 R)
• M10: 1,644,829 km (0.114 R)
• M11: 1,932,206 km (0.113 R)
• M12: 2,620,955 km (0.111 R)
• M13: 3,291,452 km (0.119 R)
• M14: 3,399,312 km (0.08 R)
• M15: 3,786,173 km (0.096 R)
• M16: 4,682,862 km (0.114 R)
• M17: 4,784,140 km (0.074 R)
• M18: 4,865,820 km (0.091 R)
• M19: 5,365,477 km (0.103 R)
• M20: 5,557,262 km (0.042 R)
• M21: 5,664,673 km (0.111 R)
• M22: 6,234,940 km (0.05 R)
• M23: 6,369,129 km (0.068 R)
• M24: 6,572,283 km (0.053 R)
• M25: 6,846,496 km (0.03 R)
• M26: 7,288,408 km (0.089 R)
• M27: 7,643,853 km (0.096 R)
• M28: 7,787,616 km (0.084 R)
• M29: 8,298,044 km (0.111 R)
• M30: 8,421,313 km (0.085 R)
• M31: 8,644,513 km (0.112 R)
• M32: 8,894,790 km (0.047 R)
• M33: 9,660,133 km (0.04 R)
• M34: 9,998,523 km (0.114 R)
• M35: 10,553,083 km (0.109 R)
• M36: 10,874,568 km (0.06 R)
• M37: 11,554,790 km (0.047 R)
• M38: 11,775,297 km (0.109 R)
• M39: 12,025,126 km (0.104 R)
• M40: 12,473,620 km (0.114 R)
• M41: 12,558,442 km (0.082 R)
• M42: 13,329,469 km (0.1 R)
• M43: 13,793,672 km (0.114 R)
• M44: 14,056,964 km (0.12 R)
• M45: 14,145,227 km (0.106 R)
• M46: 14,381,292 km (0.116 R)
• M47: 14,977,140 km (0.118 R)
• M48: 15,308,350 km (0.059 R)
• M49: 15,916,765 km (0.106 R)
• M50: 16,193,222 km (0.094 R)
• M51: 16,347,457 km (0.078 R)
• M52: 16,440,208 km (0.114 R)
• M53: 16,564,224 km (0.054 R)
• M54: 17,125,964 km (0.111 R)
• M55: 17,567,128 km (0.066 R)
• M56: 17,789,281 km (0.111 R)
• M57: 18,012,182 km (0.088 R)
• M58: 18,816,121 km (0.076 R)
• M59: 19,108,435 km (0.06 R)
• M60: 19,435,007 km (0.09 R)
• M61: 19,697,552 km (0.087 R)
• M62: 19,895,170 km (0.069 R)
• M63: 20,126,748 km (0.097 R)
• M64: 20,559,086 km (0.078 R)
• M65: 20,927,246 km (0.063 R)
• M66: 21,027,925 km (0.065 R)
• M67: 22,250,140 km (0.093 R)
• M68: 22,353,063 km (0.12 R)
• M69: 22,456,136 km (0.062 R)
• M70: 22,800,660 km (0.112 R)
• M71: 23,320,962 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.9

Radius: 14.8

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.54 AU - 4.1 AU

Year: 4821 Days

Day: 12.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 17,102,922 km

• M1: 188,344 km (0.079 R)
• M2: 294,857 km (0.116 R)
• M3: 552,615 km (0.075 R)
• M4: 656,136 km (0.12 R)
• M5: 751,430 km (0.098 R)
• M6: 896,241 km (0.11 R)
• M7: 1,079,797 km (0.117 R)
• M8: 1,216,530 km (0.112 R)
• M9: 1,359,545 km (0.11 R)
• M10: 1,476,082 km (0.059 R)
• M11: 1,629,719 km (0.116 R)
• M12: 1,800,560 km (0.041 R)
• M13: 2,086,890 km (0.119 R)
• M14: 2,505,166 km (0.096 R)
• M15: 2,936,307 km (0.106 R)
• M16: 3,047,907 km (0.102 R)
• M17: 3,289,807 km (0.119 R)
• M18: 3,838,532 km (0.093 R)
• M19: 3,961,052 km (0.115 R)
• M20: 4,147,302 km (0.106 R)
• M21: 4,368,258 km (0.06 R)
• M22: 4,625,716 km (0.086 R)
• M23: 4,756,315 km (0.038 R)
• M24: 4,855,199 km (0.088 R)
• M25: 5,021,402 km (0.069 R)
• M26: 5,138,836 km (0.119 R)
• M27: 5,240,413 km (0.11 R)
• M28: 5,359,643 km (0.055 R)
• M29: 5,548,884 km (0.118 R)
• M30: 6,094,168 km (0.102 R)
• M31: 6,309,889 km (0.072 R)
• M32: 7,217,200 km (0.111 R)
• M33: 7,407,488 km (0.106 R)
• M34: 7,618,720 km (0.113 R)
• M35: 8,503,741 km (0.09 R)
• M36: 8,927,851 km (0.111 R)
• M37: 9,317,703 km (0.084 R)
• M38: 9,504,252 km (0.086 R)
• M39: 9,776,071 km (0.114 R)
• M40: 10,348,732 km (0.068 R)
• M41: 10,477,386 km (0.119 R)
• M42: 10,888,780 km (0.088 R)
• M43: 11,261,279 km (0.118 R)
• M44: 11,548,956 km (0.101 R)
• M45: 11,749,566 km (0.062 R)
• M46: 12,018,843 km (0.063 R)
• M47: 12,199,557 km (0.102 R)
• M48: 12,449,385 km (0.078 R)
• M49: 12,908,202 km (0.042 R)
• M50: 13,162,967 km (0.056 R)
• M51: 13,630,311 km (0.092 R)
• M52: 13,889,714 km (0.115 R)
• M53: 14,103,190 km (0.116 R)
• M54: 14,198,484 km (0.098 R)
• M55: 15,089,488 km (0.063 R)
• M56: 15,357,867 km (0.028 R)
• M57: 16,976,217 km (0.069 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 19,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit