🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.48 AU - 0.6 AU

Year: 260 Days

Day: 44.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,929,068 km

• M1: 159,172 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50

Radius: 11.9

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.72 AU - 0.72 AU

Year: 401 Days

Day: 6.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 101 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,929,068 km

• M1: 148,551 km (0.066 R)
• M2: 222,751 km (0.042 R)
• M3: 322,832 km (0.088 R)
• M4: 416,181 km (0.073 R)
• M5: 505,491 km (0.052 R)
• M6: 587,620 km (0.117 R)
• M7: 666,907 km (0.096 R)
• M8: 759,209 km (0.093 R)
• M9: 833,709 km (0.064 R)
• M10: 918,082 km (0.118 R)
• M11: 1,054,366 km (0.094 R)
• M12: 1,182,272 km (0.058 R)
• M13: 1,257,520 km (0.081 R)
• M14: 1,377,796 km (0.104 R)
• M15: 1,572,872 km (0.065 R)
• M16: 1,662,182 km (0.092 R)
• M17: 1,756,279 km (0.03 R)
• M18: 1,837,211 km (0.091 R)
• M19: 1,919,341 km (0.054 R)
• M20: 2,030,941 km (0.119 R)
• M21: 2,109,779 km (0.06 R)
• M22: 2,280,470 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.3

Radius: 13

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.67 AU - 3.65 AU

Year: 3685 Days

Day: 14.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 24,929,068 km

• M1: 163,810 km (0.076 R)
• M2: 302,188 km (0.063 R)
• M3: 403,914 km (0.116 R)
• M4: 559,197 km (0.067 R)
• M5: 655,837 km (0.077 R)
• M6: 1,259,764 km (0.119 R)
• M7: 1,434,045 km (0.037 R)
• M8: 1,777,372 km (0.11 R)
• M9: 1,989,951 km (0.079 R)
• M10: 2,558,124 km (0.054 R)
• M11: 2,643,394 km (0.108 R)
• M12: 2,816,928 km (0.116 R)
• M13: 3,102,510 km (0.087 R)
• M14: 3,193,765 km (0.097 R)
• M15: 3,567,909 km (0.09 R)
• M16: 3,721,546 km (0.083 R)
• M17: 4,035,552 km (0.074 R)
• M18: 4,236,163 km (0.115 R)
• M19: 4,858,191 km (0.118 R)
• M20: 5,354,557 km (0.112 R)
• M21: 5,664,823 km (0.085 R)
• M22: 6,003,662 km (0.112 R)
• M23: 6,326,045 km (0.109 R)
• M24: 6,489,406 km (0.041 R)
• M25: 6,583,353 km (0.076 R)
• M26: 6,701,536 km (0.09 R)
• M27: 6,796,530 km (0.113 R)
• M28: 7,229,766 km (0.095 R)
• M29: 7,425,141 km (0.055 R)
• M30: 7,671,828 km (0.055 R)
• M31: 7,821,276 km (0.115 R)
• M32: 8,377,331 km (0.097 R)
• M33: 8,582,579 km (0.098 R)
• M34: 9,129,808 km (0.12 R)
• M35: 9,500,811 km (0.063 R)
• M36: 9,661,330 km (0.097 R)
• M37: 10,175,797 km (0.11 R)
• M38: 10,340,055 km (0.118 R)
• M39: 10,699,090 km (0.118 R)
• M40: 10,810,391 km (0.109 R)
• M41: 10,894,166 km (0.089 R)
• M42: 11,118,563 km (0.109 R)
• M43: 11,401,153 km (0.072 R)
• M44: 11,944,792 km (0.092 R)
• M45: 12,089,154 km (0.112 R)
• M46: 12,467,487 km (0.088 R)
• M47: 13,116,741 km (0.075 R)
• M48: 13,837,354 km (0.106 R)
• M49: 13,989,196 km (0.118 R)
• M50: 14,080,600 km (0.12 R)
• M51: 14,756,484 km (0.093 R)
• M52: 14,880,500 km (0.088 R)
• M53: 16,588,758 km (0.047 R)
• M54: 16,717,712 km (0.083 R)
• M55: 16,847,114 km (0.048 R)
• M56: 17,237,115 km (0.107 R)
• M57: 18,225,359 km (0.081 R)
• M58: 18,325,141 km (0.086 R)
• M59: 19,096,467 km (0.072 R)
• M60: 19,265,663 km (0.095 R)
• M61: 19,435,307 km (0.12 R)
• M62: 19,605,399 km (0.101 R)
• M63: 20,050,004 km (0.092 R)
• M64: 20,187,485 km (0.032 R)
• M65: 20,290,707 km (0.107 R)
• M66: 20,428,786 km (0.077 R)
• M67: 20,844,818 km (0.04 R)
• M68: 21,158,524 km (0.118 R)
• M69: 21,298,548 km (0.108 R)
• M70: 21,790,875 km (0.115 R)
• M71: 22,073,914 km (0.117 R)
• M72: 22,180,427 km (0.084 R)
• M73: 22,643,732 km (0.106 R)
• M74: 23,038,222 km (0.045 R)
• M75: 23,326,646 km (0.101 R)
• M76: 24,089,296 km (0.087 R)
• M77: 24,235,453 km (0.079 R)
• M78: 24,528,665 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.9

Radius: 10.2

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.32 AU - 4.34 AU

Year: 5911 Days

Day: 13.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 24,929,068 km

• M1: 381,325 km (0.073 R)
• M2: 594,352 km (0.09 R)
• M3: 938,427 km (0.098 R)
• M4: 1,322,595 km (0.109 R)
• M5: 1,617,751 km (0.115 R)
• M6: 1,694,794 km (0.073 R)
• M7: 1,852,919 km (0.099 R)
• M8: 1,974,692 km (0.112 R)
• M9: 2,248,007 km (0.118 R)
• M10: 2,555,880 km (0.102 R)
• M11: 2,877,515 km (0.112 R)
• M12: 3,019,334 km (0.084 R)
• M13: 3,115,226 km (0.117 R)
• M14: 3,285,468 km (0.042 R)
• M15: 3,433,870 km (0.081 R)
• M16: 3,609,946 km (0.112 R)
• M17: 3,944,896 km (0.107 R)
• M18: 4,023,584 km (0.097 R)
• M19: 4,155,978 km (0.069 R)
• M20: 4,895,740 km (0.075 R)
• M21: 5,122,829 km (0.119 R)
• M22: 5,353,360 km (0.077 R)
• M23: 5,499,218 km (0.09 R)
• M24: 5,854,662 km (0.074 R)
• M25: 6,095,814 km (0.091 R)
• M26: 6,463,675 km (0.039 R)
• M27: 6,807,302 km (0.117 R)
• M28: 7,189,075 km (0.114 R)
• M29: 7,774,601 km (0.054 R)
• M30: 8,579,288 km (0.045 R)
• M31: 8,922,316 km (0.034 R)
• M32: 9,269,982 km (0.052 R)
• M33: 9,835,462 km (0.054 R)
• M34: 10,448,514 km (0.103 R)
• M35: 10,999,782 km (0.112 R)
• M36: 11,335,031 km (0.067 R)
• M37: 11,560,475 km (0.032 R)
• M38: 11,825,263 km (0.113 R)
• M39: 13,456,328 km (0.067 R)
• M40: 13,655,144 km (0.072 R)
• M41: 14,015,525 km (0.077 R)
• M42: 14,217,183 km (0.057 R)
• M43: 15,156,658 km (0.108 R)
• M44: 15,446,728 km (0.113 R)
• M45: 16,074,291 km (0.109 R)
• M46: 16,200,701 km (0.058 R)
• M47: 16,539,690 km (0.065 R)
• M48: 16,966,792 km (0.087 R)
• M49: 17,918,983 km (0.066 R)
• M50: 18,622,392 km (0.115 R)
• M51: 18,755,384 km (0.052 R)
• M52: 18,844,096 km (0.058 R)
• M53: 19,379,656 km (0.039 R)
• M54: 19,559,323 km (0.066 R)
• M55: 19,829,946 km (0.101 R)
• M56: 20,283,526 km (0.057 R)
• M57: 20,420,259 km (0.088 R)
• M58: 20,648,844 km (0.113 R)
• M59: 20,740,548 km (0.047 R)
• M60: 20,832,401 km (0.095 R)
• M61: 23,076,369 km (0.114 R)
• M62: 23,649,329 km (0.053 R)
• M63: 24,130,436 km (0.095 R)
• M64: 25,248,979 km (0.04 R)
• M65: 25,396,183 km (0.06 R)
• M66: 26,833,220 km (0.067 R)
• M67: 27,133,912 km (0.114 R)
• M68: 27,789,151 km (0.1 R)
• M69: 27,940,993 km (0.069 R)
• M70: 28,449,476 km (0.115 R)
• M71: 30,045,236 km (0.095 R)
• M72: 31,300,362 km (0.104 R)
• M73: 32,146,638 km (0.033 R)
• M74: 32,679,505 km (0.038 R)
• M75: 32,786,318 km (0.079 R)
• M76: 33,484,043 km (0.106 R)
• M77: 34,567,131 km (0.103 R)
• M78: 34,894,152 km (0.104 R)
• M79: 35,003,508 km (0.078 R)
• M80: 35,222,370 km (0.114 R)
• M81: 35,386,778 km (0.099 R)
• M82: 36,600,765 km (0.097 R)
• M83: 36,822,917 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.5

Radius: 3.6

Gravity: 13.93 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.9 AU - 7.8 AU

Year: 10497 Days

Day: 15.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 24,929,068 km

• M1: 49,966 km (0.067 R)
• M2: 201,359 km (0.092 R)
• M3: 337,343 km (0.098 R)
• M4: 378,034 km (0.1 R)
• M5: 558,000 km (0.074 R)
• M6: 682,765 km (0.119 R)
• M7: 816,356 km (0.098 R)
• M8: 1,092,513 km (0.117 R)
• M9: 1,547,590 km (0.089 R)
• M10: 1,849,329 km (0.119 R)
• M11: 2,073,277 km (0.111 R)
• M12: 2,227,363 km (0.104 R)
• M13: 3,182,545 km (0.08 R)
• M14: 3,360,118 km (0.11 R)
• M15: 4,030,466 km (0.098 R)
• M16: 6,245,412 km (0.065 R)
• M17: 6,273,088 km (0.1 R)
• M18: 6,495,540 km (0.114 R)
• M19: 7,149,282 km (0.111 R)
• M20: 7,586,856 km (0.111 R)
• M21: 7,764,279 km (0.074 R)
• M22: 9,295,413 km (0.12 R)
• M23: 9,836,808 km (0.028 R)
• M24: 10,486,512 km (0.034 R)
• M25: 10,585,246 km (0.026 R)
• M26: 10,684,130 km (0.095 R)
• M27: 10,982,877 km (0.099 R)
• M28: 11,217,148 km (0.109 R)
• M29: 11,998,497 km (0.05 R)
• M30: 12,867,362 km (0.08 R)
• M31: 13,362,830 km (0.1 R)
• M32: 14,226,458 km (0.118 R)
• M33: 14,997,037 km (0.082 R)
• M34: 15,182,389 km (0.05 R)
• M35: 16,234,810 km (0.098 R)
• M36: 16,310,805 km (0.107 R)
• M37: 16,387,100 km (0.048 R)
• M38: 17,466,000 km (0.093 R)
• M39: 17,700,270 km (0.094 R)
• M40: 17,817,705 km (0.077 R)
• M41: 17,974,783 km (0.111 R)
• M42: 18,053,471 km (0.085 R)
• M43: 19,006,709 km (0.101 R)
• M44: 19,732,408 km (0.029 R)
• M45: 22,511,787 km (0.113 R)
• M46: 25,278,749 km (0.113 R)
• M47: 25,455,274 km (0.064 R)
• M48: 25,942,515 km (0.081 R)
• M49: 26,343,587 km (0.07 R)
• M50: 26,567,385 km (0.103 R)
• M51: 26,971,598 km (0.105 R)
• M52: 29,161,562 km (0.111 R)
• M53: 31,124,136 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.7

Radius: 6.1

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.43 AU - 8.69 AU

Year: 16429 Days

Day: 21.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 24,929,068 km

• M1: 305,180 km (0.067 R)
• M2: 441,164 km (0.026 R)
• M3: 526,285 km (0.072 R)
• M4: 659,427 km (0.098 R)
• M5: 780,751 km (0.067 R)
• M6: 994,975 km (0.07 R)
• M7: 1,281,306 km (0.111 R)
• M8: 1,741,618 km (0.03 R)
• M9: 1,833,322 km (0.082 R)
• M10: 2,085,694 km (0.113 R)
• M11: 2,348,986 km (0.082 R)
• M12: 2,484,671 km (0.117 R)
• M13: 3,016,342 km (0.069 R)
• M14: 3,163,845 km (0.103 R)
• M15: 4,981,310 km (0.106 R)
• M16: 5,578,953 km (0.074 R)
• M17: 6,505,263 km (0.037 R)
• M18: 6,576,622 km (0.043 R)
• M19: 7,453,564 km (0.112 R)
• M20: 7,628,295 km (0.09 R)
• M21: 7,981,944 km (0.076 R)
• M22: 8,186,444 km (0.101 R)
• M23: 8,862,776 km (0.112 R)
• M24: 9,207,749 km (0.057 R)
• M25: 9,583,988 km (0.052 R)
• M26: 10,602,749 km (0.031 R)
• M27: 11,139,207 km (0.036 R)
• M28: 11,253,201 km (0.065 R)
• M29: 13,523,199 km (0.102 R)
• M30: 13,797,412 km (0.106 R)
• M31: 13,889,265 km (0.108 R)
• M32: 14,631,420 km (0.077 R)
• M33: 15,386,440 km (0.117 R)
• M34: 15,640,906 km (0.118 R)
• M35: 15,800,677 km (0.092 R)
• M36: 16,574,995 km (0.068 R)
• M37: 16,672,533 km (0.096 R)
• M38: 17,992,884 km (0.065 R)
• M39: 19,862,558 km (0.075 R)
• M40: 20,035,493 km (0.08 R)
• M41: 20,348,153 km (0.118 R)
• M42: 21,757,365 km (0.112 R)
• M43: 21,864,327 km (0.071 R)
• M44: 21,935,685 km (0.119 R)
• M45: 22,401,683 km (0.113 R)
• M46: 22,617,852 km (0.086 R)
• M47: 23,635,716 km (0.112 R)
• M48: 24,668,539 km (0.059 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 12,738 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit