🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.8

Radius: 10.2

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.72 AU - 0.82 AU

Year: 436 Days

Day: 14.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,422,637 km

• M1: 126,859 km (0.076 R)
• M2: 543,788 km (0.117 R)
• M3: 865,723 km (0.091 R)
• M4: 1,249,741 km (0.119 R)
• M5: 2,220,930 km (0.103 R)
• M6: 2,675,708 km (0.109 R)
• M7: 3,012,752 km (0.11 R)
• M8: 3,646,897 km (0.102 R)
• M9: 4,410,295 km (0.098 R)
• M10: 5,390,610 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.2

Radius: 11.1

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.91 AU - 1.09 AU

Year: 646 Days

Day: 6.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,422,637 km

• M1: 138,079 km (0.081 R)
• M2: 485,445 km (0.096 R)
• M3: 835,355 km (0.036 R)
• M4: 1,204,712 km (0.103 R)
• M5: 1,693,298 km (0.115 R)
• M6: 2,302,610 km (0.068 R)
• M7: 2,722,382 km (0.047 R)
• M8: 3,076,331 km (0.049 R)
• M9: 3,652,731 km (0.1 R)
• M10: 4,720,860 km (0.026 R)
• M11: 5,628,321 km (0.118 R)
• M12: 6,151,764 km (0.087 R)
• M13: 6,628,831 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.5

Radius: 14.2

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.44 AU - 2.82 AU

Year: 2754 Days

Day: 9.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,422,637 km

• M1: 176,675 km (0.099 R)
• M2: 711,039 km (0.086 R)
• M3: 1,279,959 km (0.097 R)
• M4: 1,864,139 km (0.074 R)
• M5: 2,504,717 km (0.085 R)
• M6: 3,253,754 km (0.045 R)
• M7: 3,701,650 km (0.092 R)
• M8: 4,190,984 km (0.037 R)
• M9: 5,351,565 km (0.093 R)
• M10: 5,845,387 km (0.116 R)
• M11: 6,985,622 km (0.116 R)
• M12: 7,835,787 km (0.109 R)
• M13: 8,303,280 km (0.073 R)
• M14: 11,050,944 km (0.081 R)
• M15: 11,725,930 km (0.074 R)
• M16: 12,428,441 km (0.099 R)
• M17: 14,705,471 km (0.08 R)
• M18: 15,837,029 km (0.118 R)
• M19: 16,370,196 km (0.046 R)
• M20: 17,192,535 km (0.102 R)
• M21: 18,801,161 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.1

Radius: 14.9

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.43 AU - 3.59 AU

Year: 3372 Days

Day: 8.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,422,637 km

• M1: 185,352 km (0.094 R)
• M2: 717,471 km (0.109 R)
• M3: 1,185,264 km (0.09 R)
• M4: 1,955,843 km (0.099 R)
• M5: 2,540,321 km (0.042 R)
• M6: 3,259,289 km (0.092 R)
• M7: 4,911,298 km (0.118 R)
• M8: 6,062,005 km (0.09 R)
• M9: 7,258,040 km (0.098 R)
• M10: 7,811,851 km (0.064 R)
• M11: 11,928,485 km (0.084 R)
• M12: 13,850,818 km (0.082 R)
• M13: 16,135,477 km (0.104 R)
• M14: 17,714,482 km (0.066 R)
• M15: 19,394,167 km (0.092 R)
• M16: 21,907,860 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.7

Radius: 15

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.67 AU - 3.85 AU

Year: 4708 Days

Day: 9.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,422,637 km

• M1: 186,549 km (0.098 R)
• M2: 703,708 km (0.118 R)
• M3: 1,173,296 km (0.071 R)
• M4: 2,056,522 km (0.106 R)
• M5: 2,564,108 km (0.033 R)
• M6: 3,373,133 km (0.061 R)
• M7: 3,860,971 km (0.108 R)
• M8: 5,390,310 km (0.111 R)
• M9: 6,371,074 km (0.111 R)
• M10: 9,365,425 km (0.079 R)
• M11: 10,693,256 km (0.105 R)
• M12: 11,193,511 km (0.098 R)
• M13: 13,301,195 km (0.037 R)
• M14: 14,149,266 km (0.11 R)
• M15: 15,089,638 km (0.098 R)
• M16: 15,604,105 km (0.106 R)
• M17: 16,308,412 km (0.1 R)
• M18: 17,780,605 km (0.064 R)
• M19: 20,015,746 km (0.113 R)
• M20: 24,564,419 km (0.077 R)
• M21: 30,118,689 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.3

Radius: 8.1

Gravity: 11.01 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.58 AU - 5.68 AU

Year: 6433 Days

Day: 6.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,422,637 km

• M1: 104,270 km (0.11 R)
• M2: 377,884 km (0.096 R)
• M3: 822,339 km (0.12 R)
• M4: 1,201,869 km (0.12 R)
• M5: 1,736,532 km (0.118 R)
• M6: 2,455,948 km (0.112 R)
• M7: 2,943,189 km (0.075 R)
• M8: 3,382,408 km (0.03 R)
• M9: 3,675,769 km (0.077 R)
• M10: 3,986,185 km (0.06 R)
• M11: 4,497,959 km (0.089 R)
• M12: 5,052,818 km (0.108 R)
• M13: 9,965,462 km (0.095 R)
• M14: 11,350,140 km (0.058 R)
• M15: 12,219,004 km (0.05 R)
• M16: 14,204,318 km (0.065 R)
• M17: 15,031,444 km (0.1 R)
• M18: 16,781,440 km (0.096 R)
• M19: 17,840,144 km (0.096 R)
• M20: 19,154,511 km (0.108 R)
• M21: 21,056,199 km (0.117 R)
• M22: 21,820,046 km (0.07 R)
• M23: 22,523,007 km (0.11 R)
• M24: 23,160,593 km (0.086 R)
• M25: 25,831,663 km (0.041 R)
• M26: 26,442,321 km (0.113 R)
• M27: 29,925,708 km (0.084 R)
• M28: 33,703,503 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.5

Radius: 14.4

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.93 AU - 6.73 AU

Year: 9089 Days

Day: 12.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,422,637 km

• M1: 186,698 km (0.063 R)
• M2: 871,707 km (0.084 R)
• M3: 1,495,530 km (0.064 R)
• M4: 2,026,602 km (0.066 R)
• M5: 2,704,430 km (0.099 R)
• M6: 3,154,271 km (0.099 R)
• M7: 3,629,394 km (0.079 R)
• M8: 4,263,240 km (0.096 R)
• M9: 5,963,420 km (0.115 R)
• M10: 7,366,050 km (0.078 R)
• M11: 10,093,668 km (0.111 R)
• M12: 19,347,193 km (0.106 R)
• M13: 22,737,081 km (0.109 R)
• M14: 24,343,613 km (0.053 R)
• M15: 30,457,827 km (0.074 R)
• M16: 32,297,881 km (0.054 R)
• M17: 42,093,250 km (0.11 R)
• M18: 47,161,776 km (0.112 R)
• M19: 48,164,381 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 860.2

Radius: 6.7

Gravity: 19.16 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 8.27 AU - 10.01 AU

Year: 17842 Days

Day: 20.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 80,422,637 km

• M1: 83,775 km (0.107 R)
• M2: 718,967 km (0.081 R)
• M3: 995,873 km (0.098 R)
• M4: 1,595,760 km (0.108 R)
• M5: 2,458,491 km (0.104 R)
• M6: 2,691,864 km (0.059 R)
• M7: 2,991,658 km (0.116 R)
• M8: 3,511,810 km (0.083 R)
• M9: 3,748,175 km (0.084 R)
• M10: 6,124,986 km (0.096 R)
• M11: 6,556,426 km (0.056 R)
• M12: 7,194,162 km (0.105 R)
• M13: 10,584,049 km (0.107 R)
• M14: 11,460,543 km (0.081 R)
• M15: 11,784,871 km (0.114 R)
• M16: 12,588,511 km (0.102 R)
• M17: 12,933,933 km (0.111 R)
• M18: 16,089,999 km (0.079 R)
• M19: 17,931,998 km (0.051 R)
• M20: 20,379,269 km (0.047 R)
• M21: 21,339,388 km (0.038 R)
• M22: 22,128,966 km (0.061 R)
• M23: 23,143,239 km (0.105 R)
• M24: 27,859,163 km (0.059 R)
• M25: 28,092,984 km (0.081 R)
• M26: 28,328,002 km (0.068 R)
• M27: 32,013,047 km (0.074 R)
• M28: 37,406,648 km (0.107 R)
• M29: 38,553,615 km (0.04 R)
• M30: 38,989,693 km (0.076 R)
• M31: 39,871,572 km (0.082 R)
• M32: 43,847,585 km (0.058 R)
• M33: 45,122,308 km (0.119 R)
• M34: 46,257,606 km (0.109 R)
• M35: 46,585,525 km (0.088 R)
• M36: 47,578,406 km (0.074 R)
• M37: 52,044,351 km (0.115 R)
• M38: 52,399,048 km (0.104 R)
• M39: 55,479,268 km (0.051 R)
• M40: 59,254,969 km (0.109 R)
• M41: 62,596,087 km (0.101 R)
• M42: 67,103,621 km (0.096 R)
• M43: 72,482,861 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.6

Radius: 4.5

Gravity: 26.84 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 8.46 AU - 14.06 AU

Year: 24396 Days

Day: 19.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 80,422,637 km

• M1: 55,950 km (0.104 R)
• M2: 295,905 km (0.045 R)
• M3: 548,426 km (0.073 R)
• M4: 698,921 km (0.067 R)
• M5: 1,602,941 km (0.087 R)
• M6: 2,591,933 km (0.119 R)
• M7: 2,891,876 km (0.044 R)
• M8: 3,591,097 km (0.112 R)
• M9: 3,836,886 km (0.117 R)
• M10: 4,093,895 km (0.095 R)
• M11: 5,554,419 km (0.093 R)
• M12: 9,395,644 km (0.074 R)
• M13: 11,618,967 km (0.118 R)
• M14: 12,088,555 km (0.039 R)
• M15: 13,354,153 km (0.102 R)
• M16: 14,861,052 km (0.093 R)
• M17: 17,156,033 km (0.04 R)
• M18: 19,489,012 km (0.079 R)
• M19: 21,822,440 km (0.103 R)
• M20: 26,342,539 km (0.105 R)
• M21: 31,191,605 km (0.107 R)
• M22: 33,287,022 km (0.077 R)
• M23: 34,506,095 km (0.103 R)
• M24: 35,335,017 km (0.084 R)
• M25: 36,318,773 km (0.108 R)
• M26: 40,437,052 km (0.082 R)
• M27: 44,692,663 km (0.038 R)
• M28: 54,823,580 km (0.115 R)
• M29: 57,479,242 km (0.106 R)
• M30: 60,617,955 km (0.111 R)
• M31: 62,840,830 km (0.052 R)
• M32: 63,456,425 km (0.085 R)
• M33: 69,396,507 km (0.105 R)
• M34: 70,715,811 km (0.119 R)
• M35: 74,087,149 km (0.064 R)
• M36: 79,701,557 km (0.077 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: 239 - 13,328 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit