🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.2

Radius: 11.7

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.44 AU - 0.64 AU

Year: 274 Days

Day: 7.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 80,909,318 km

• M1: 145,559 km (0.117 R)
• M2: 529,876 km (0.119 R)
• M3: 1,031,029 km (0.027 R)
• M4: 1,550,881 km (0.116 R)
• M5: 2,070,285 km (0.086 R)
• M6: 2,507,560 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.6

Radius: 13.2

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.05 AU - 1.23 AU

Year: 840 Days

Day: 12.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,909,318 km

• M1: 164,258 km (0.092 R)
• M2: 870,211 km (0.115 R)
• M3: 1,375,403 km (0.096 R)
• M4: 2,907,435 km (0.051 R)
• M5: 3,470,671 km (0.093 R)
• M6: 5,492,785 km (0.107 R)
• M7: 5,935,445 km (0.11 R)
• M8: 7,850,747 km (0.061 R)
• M9: 8,840,935 km (0.091 R)
• M10: 9,338,198 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.8

Radius: 13.9

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.11 AU - 2.39 AU

Year: 2330 Days

Day: 12.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,909,318 km

• M1: 173,085 km (0.079 R)
• M2: 831,166 km (0.102 R)
• M3: 1,555,369 km (0.085 R)
• M4: 2,085,394 km (0.12 R)
• M5: 3,589,451 km (0.032 R)
• M6: 4,031,363 km (0.078 R)
• M7: 4,806,430 km (0.098 R)
• M8: 6,230,751 km (0.06 R)
• M9: 7,326,406 km (0.062 R)
• M10: 8,546,826 km (0.104 R)
• M11: 9,172,145 km (0.1 R)
• M12: 12,228,579 km (0.061 R)
• M13: 13,587,376 km (0.064 R)
• M14: 15,617,120 km (0.088 R)
• M15: 16,603,718 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.6

Radius: 11.5

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.03 AU - 3.25 AU

Year: 2961 Days

Day: 6.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,909,318 km

• M1: 151,393 km (0.089 R)
• M2: 662,569 km (0.094 R)
• M3: 1,973,196 km (0.074 R)
• M4: 2,495,741 km (0.089 R)
• M5: 3,524,376 km (0.094 R)
• M6: 4,319,788 km (0.09 R)
• M7: 6,027,747 km (0.107 R)
• M8: 6,875,069 km (0.089 R)
• M9: 7,893,681 km (0.081 R)
• M10: 8,805,929 km (0.069 R)
• M11: 9,606,726 km (0.074 R)
• M12: 10,379,699 km (0.078 R)
• M13: 10,800,817 km (0.117 R)
• M14: 11,924,596 km (0.101 R)
• M15: 13,708,700 km (0.085 R)
• M16: 14,593,123 km (0.104 R)
• M17: 15,416,360 km (0.111 R)
• M18: 16,891,694 km (0.059 R)
• M19: 17,745,000 km (0.091 R)
• M20: 18,682,829 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.4

Radius: 12.2

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.09 AU - 3.37 AU

Year: 3114 Days

Day: 8.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,909,318 km

• M1: 152,291 km (0.036 R)
• M2: 666,608 km (0.066 R)
• M3: 1,576,911 km (0.061 R)
• M4: 2,233,945 km (0.075 R)
• M5: 2,892,475 km (0.115 R)
• M6: 3,328,553 km (0.073 R)
• M7: 3,735,160 km (0.103 R)
• M8: 4,206,543 km (0.051 R)
• M9: 6,314,377 km (0.116 R)
• M10: 7,076,727 km (0.117 R)
• M11: 7,515,647 km (0.088 R)
• M12: 8,525,134 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260

Radius: 12.1

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.21 AU - 3.65 AU

Year: 3462 Days

Day: 6.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 159.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,909,318 km

• M1: 150,495 km (0.11 R)
• M2: 594,801 km (0.087 R)
• M3: 981,960 km (0.115 R)
• M4: 1,371,513 km (0.044 R)
• M5: 1,956,740 km (0.098 R)
• M6: 3,049,852 km (0.082 R)
• M7: 3,616,080 km (0.104 R)
• M8: 4,452,182 km (0.106 R)
• M9: 5,625,778 km (0.063 R)
• M10: 6,195,147 km (0.057 R)
• M11: 7,984,338 km (0.06 R)
• M12: 8,672,338 km (0.086 R)
• M13: 9,433,642 km (0.059 R)
• M14: 10,060,008 km (0.119 R)
• M15: 10,825,650 km (0.108 R)
• M16: 14,372,765 km (0.059 R)
• M17: 16,958,564 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.6

Radius: 5.1

Gravity: 25.47 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.25 AU - 8.71 AU

Year: 14121 Days

Day: 15.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,909,318 km

• M1: 63,729 km (0.117 R)
• M2: 245,191 km (0.104 R)
• M3: 428,747 km (0.113 R)
• M4: 623,374 km (0.034 R)
• M5: 1,343,987 km (0.081 R)
• M6: 1,787,994 km (0.104 R)
• M7: 2,304,256 km (0.058 R)
• M8: 4,385,312 km (0.073 R)
• M9: 4,638,880 km (0.075 R)
• M10: 5,071,667 km (0.038 R)
• M11: 5,940,980 km (0.116 R)
• M12: 6,655,011 km (0.049 R)
• M13: 7,205,232 km (0.111 R)
• M14: 10,586,892 km (0.081 R)
• M15: 10,985,720 km (0.099 R)
• M16: 14,966,968 km (0.12 R)
• M17: 19,305,007 km (0.052 R)
• M18: 21,126,660 km (0.068 R)
• M19: 31,621,699 km (0.105 R)
• M20: 31,856,268 km (0.04 R)
• M21: 34,638,639 km (0.1 R)
• M22: 35,390,368 km (0.114 R)
• M23: 36,280,924 km (0.107 R)
• M24: 43,658,942 km (0.079 R)
• M25: 49,096,226 km (0.095 R)
• M26: 52,467,414 km (0.091 R)
• M27: 53,126,542 km (0.073 R)
• M28: 54,967,643 km (0.1 R)
• M29: 55,989,696 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.1

Radius: 6.4

Gravity: 19.02 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 8.39 AU - 10.83 AU

Year: 20563 Days

Day: 24.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 80,909,318 km

• M1: 80,035 km (0.119 R)
• M2: 352,453 km (0.104 R)
• M3: 806,931 km (0.116 R)
• M4: 1,063,042 km (0.09 R)
• M5: 1,816,268 km (0.046 R)
• M6: 2,071,482 km (0.099 R)
• M7: 2,305,902 km (0.074 R)
• M8: 2,905,939 km (0.047 R)
• M9: 3,369,991 km (0.066 R)
• M10: 4,410,594 km (0.077 R)
• M11: 5,449,102 km (0.038 R)
• M12: 6,025,503 km (0.09 R)
• M13: 7,012,101 km (0.093 R)
• M14: 7,693,519 km (0.113 R)
• M15: 8,102,221 km (0.106 R)
• M16: 9,358,095 km (0.091 R)
• M17: 10,928,424 km (0.112 R)
• M18: 11,444,836 km (0.102 R)
• M19: 12,113,239 km (0.095 R)
• M20: 12,666,452 km (0.051 R)
• M21: 13,020,699 km (0.114 R)
• M22: 14,891,720 km (0.092 R)
• M23: 18,246,602 km (0.105 R)
• M24: 19,343,603 km (0.101 R)
• M25: 20,678,315 km (0.07 R)
• M26: 21,368,111 km (0.108 R)
• M27: 21,971,589 km (0.106 R)
• M28: 26,402,678 km (0.117 R)
• M29: 27,449,265 km (0.076 R)
• M30: 28,523,228 km (0.106 R)
• M31: 33,502,144 km (0.071 R)
• M32: 33,907,554 km (0.025 R)
• M33: 34,453,138 km (0.119 R)
• M34: 36,125,043 km (0.075 R)
• M35: 46,799,899 km (0.117 R)
• M36: 53,122,952 km (0.089 R)
• M37: 57,833,789 km (0.041 R)
• M38: 58,612,446 km (0.054 R)
• M39: 60,589,830 km (0.107 R)
• M40: 68,944,273 km (0.116 R)
• M41: 70,259,986 km (0.077 R)
• M42: 71,592,604 km (0.084 R)
• M43: 79,943,307 km (0.109 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: 495 - 18,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit