🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.2

Radius: 13.4

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.83 AU - 0.85 AU

Year: 513 Days

Day: 7 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 87,872,387 km

• M1: 166,652 km (0.067 R)
• M2: 648,656 km (0.048 R)
• M3: 1,291,329 km (0.093 R)
• M4: 1,926,821 km (0.075 R)
• M5: 2,360,804 km (0.079 R)
• M6: 2,860,760 km (0.094 R)
• M7: 4,547,476 km (0.083 R)
• M8: 5,117,594 km (0.08 R)
• M9: 5,700,576 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.5

Radius: 12

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.06 AU - 1.62 AU

Year: 1034 Days

Day: 14.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,872,387 km

• M1: 156,180 km (0.083 R)
• M2: 542,891 km (0.104 R)
• M3: 943,813 km (0.057 R)
• M4: 1,621,043 km (0.09 R)
• M5: 2,123,093 km (0.076 R)
• M6: 2,677,652 km (0.112 R)
• M7: 3,113,580 km (0.102 R)
• M8: 3,996,208 km (0.101 R)
• M9: 4,478,661 km (0.075 R)
• M10: 6,053,777 km (0.08 R)
• M11: 6,763,469 km (0.067 R)
• M12: 7,225,278 km (0.108 R)
• M13: 7,656,419 km (0.115 R)
• M14: 8,909,750 km (0.07 R)
• M15: 10,169,364 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352

Radius: 13.5

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.15 AU - 1.57 AU

Year: 1058 Days

Day: 9.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 87,872,387 km

• M1: 167,849 km (0.095 R)
• M2: 686,654 km (0.104 R)
• M3: 1,128,267 km (0.101 R)
• M4: 2,145,233 km (0.12 R)
• M5: 4,302,734 km (0.06 R)
• M6: 4,826,626 km (0.099 R)
• M7: 5,885,330 km (0.091 R)
• M8: 7,616,028 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.9

Radius: 14.3

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.11 AU - 1.73 AU

Year: 1128 Days

Day: 9 Hours

Environment

Temp: -186 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,872,387 km

• M1: 177,872 km (0.115 R)
• M2: 717,023 km (0.118 R)
• M3: 1,294,770 km (0.098 R)
• M4: 1,740,870 km (0.099 R)
• M5: 2,393,416 km (0.109 R)
• M6: 2,933,764 km (0.098 R)
• M7: 3,693,422 km (0.11 R)
• M8: 4,333,701 km (0.055 R)
• M9: 4,875,993 km (0.096 R)
• M10: 5,402,578 km (0.109 R)
• M11: 5,880,991 km (0.089 R)
• M12: 7,515,049 km (0.114 R)
• M13: 8,166,697 km (0.116 R)
• M14: 10,194,048 km (0.081 R)
• M15: 10,701,184 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.6

Radius: 11.9

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.88 AU - 4.26 AU

Year: 4498 Days

Day: 6.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,872,387 km

• M1: 148,102 km (0.112 R)
• M2: 549,623 km (0.115 R)
• M3: 934,239 km (0.102 R)
• M4: 1,576,014 km (0.096 R)
• M5: 2,281,667 km (0.108 R)
• M6: 3,519,290 km (0.088 R)
• M7: 4,438,270 km (0.106 R)
• M8: 5,401,680 km (0.063 R)
• M9: 5,875,606 km (0.096 R)
• M10: 6,377,208 km (0.118 R)
• M11: 8,307,768 km (0.092 R)
• M12: 9,017,460 km (0.082 R)
• M13: 9,446,507 km (0.117 R)
• M14: 12,032,306 km (0.098 R)
• M15: 14,154,053 km (0.096 R)
• M16: 14,949,614 km (0.052 R)
• M17: 17,039,796 km (0.091 R)
• M18: 17,818,303 km (0.078 R)
• M19: 18,745,960 km (0.108 R)
• M20: 20,032,651 km (0.103 R)
• M21: 23,505,715 km (0.072 R)
• M22: 25,000,946 km (0.101 R)
• M23: 26,084,782 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.1

Radius: 4.2

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.95 AU - 6.95 AU

Year: 9678 Days

Day: 21.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,872,387 km

• M1: 60,587 km (0.091 R)
• M2: 318,494 km (0.084 R)
• M3: 549,323 km (0.057 R)
• M4: 839,094 km (0.079 R)
• M5: 1,274,424 km (0.038 R)
• M6: 2,556,777 km (0.113 R)
• M7: 3,918,267 km (0.083 R)
• M8: 5,504,753 km (0.103 R)
• M9: 6,077,264 km (0.078 R)
• M10: 6,317,069 km (0.112 R)
• M11: 7,206,279 km (0.062 R)
• M12: 10,755,788 km (0.053 R)
• M13: 12,017,347 km (0.043 R)
• M14: 13,627,020 km (0.067 R)
• M15: 14,722,974 km (0.097 R)
• M16: 15,046,554 km (0.096 R)
• M17: 15,596,326 km (0.083 R)
• M18: 18,925,477 km (0.091 R)
• M19: 24,609,747 km (0.025 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.3

Radius: 3.8

Gravity: 12.62 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.76 AU - 7.2 AU

Year: 9752 Days

Day: 17.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,872,387 km

• M1: 47,273 km (0.108 R)
• M2: 245,191 km (0.052 R)
• M3: 378,483 km (0.118 R)
• M4: 503,397 km (0.072 R)
• M5: 663,167 km (0.116 R)
• M6: 808,726 km (0.069 R)
• M7: 2,073,127 km (0.114 R)
• M8: 2,504,867 km (0.098 R)
• M9: 3,051,797 km (0.06 R)
• M10: 3,374,180 km (0.103 R)
• M11: 3,522,282 km (0.071 R)
• M12: 5,222,462 km (0.071 R)
• M13: 6,327,990 km (0.092 R)
• M14: 8,789,922 km (0.092 R)
• M15: 9,649,960 km (0.082 R)
• M16: 11,346,251 km (0.1 R)
• M17: 11,969,326 km (0.114 R)
• M18: 13,975,433 km (0.106 R)
• M19: 14,859,556 km (0.115 R)
• M20: 18,182,574 km (0.091 R)
• M21: 19,436,653 km (0.053 R)
• M22: 20,747,280 km (0.03 R)
• M23: 22,485,458 km (0.075 R)
• M24: 23,237,486 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.9

Radius: 7.5

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.22 AU - 10.08 AU

Year: 15516 Days

Day: 22.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 87,872,387 km

• M1: 93,349 km (0.052 R)
• M2: 384,766 km (0.089 R)
• M3: 798,853 km (0.063 R)
• M4: 1,127,070 km (0.044 R)
• M5: 1,704,518 km (0.105 R)
• M6: 2,183,381 km (0.116 R)
• M7: 2,484,222 km (0.092 R)
• M8: 2,921,198 km (0.071 R)
• M9: 6,276,379 km (0.08 R)
• M10: 8,184,948 km (0.074 R)
• M11: 9,489,741 km (0.083 R)
• M12: 10,294,727 km (0.042 R)
• M13: 10,607,985 km (0.082 R)
• M14: 11,755,101 km (0.084 R)
• M15: 12,683,057 km (0.094 R)
• M16: 12,982,851 km (0.077 R)
• M17: 14,101,245 km (0.114 R)
• M18: 16,814,352 km (0.105 R)
• M19: 18,445,717 km (0.052 R)
• M20: 23,247,808 km (0.104 R)
• M21: 29,654,636 km (0.108 R)
• M22: 34,756,372 km (0.082 R)
• M23: 35,462,175 km (0.056 R)
• M24: 35,699,437 km (0.093 R)
• M25: 37,760,148 km (0.034 R)
• M26: 39,770,893 km (0.063 R)
• M27: 41,325,065 km (0.074 R)
• M28: 46,088,561 km (0.103 R)
• M29: 46,513,120 km (0.06 R)
• M30: 46,797,655 km (0.093 R)
• M31: 48,968,469 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 46.6

Radius: 3

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.8 AU - 8.76 AU

Year: 15888 Days

Day: 15.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 87,872,387 km

• M1: 234,569 km (0.092 R)
• M2: 799,601 km (0.05 R)
• M3: 1,064,688 km (0.109 R)
• M4: 2,350,332 km (0.117 R)
• M5: 2,835,029 km (0.098 R)
• M6: 20,219,050 km (0.082 R)
• M7: 23,429,420 km (0.078 R)
• M8: 24,849,104 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.1

Radius: 4.2

Gravity: 56.47 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.81 AU - 11.87 AU

Year: 20584 Days

Day: 16.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 87,872,387 km

• M1: 52,210 km (0.075 R)
• M2: 200,162 km (0.075 R)
• M3: 514,916 km (0.08 R)
• M4: 1,491,341 km (0.057 R)
• M5: 1,686,566 km (0.094 R)
• M6: 1,858,754 km (0.077 R)
• M7: 2,495,292 km (0.103 R)
• M8: 3,151,130 km (0.069 R)
• M9: 3,627,150 km (0.109 R)
• M10: 4,683,311 km (0.07 R)
• M11: 5,024,843 km (0.11 R)
• M12: 5,382,831 km (0.047 R)
• M13: 5,929,461 km (0.106 R)
• M14: 6,889,431 km (0.113 R)
• M15: 7,132,378 km (0.11 R)
• M16: 8,434,178 km (0.073 R)
• M17: 11,029,701 km (0.101 R)
• M18: 13,424,913 km (0.111 R)
• M19: 13,880,738 km (0.089 R)
• M20: 14,504,561 km (0.076 R)
• M21: 14,984,471 km (0.082 R)
• M22: 15,975,856 km (0.113 R)
• M23: 16,315,892 km (0.073 R)
• M24: 17,098,588 km (0.113 R)
• M25: 17,633,999 km (0.097 R)
• M26: 22,965,966 km (0.079 R)
• M27: 23,947,926 km (0.077 R)
• M28: 26,112,009 km (0.085 R)
• M29: 30,174,489 km (0.075 R)
• M30: 39,215,137 km (0.046 R)
• M31: 43,186,811 km (0.103 R)
• M32: 44,847,796 km (0.099 R)
• M33: 45,016,094 km (0.089 R)
• M34: 46,896,539 km (0.096 R)
• M35: 47,943,874 km (0.097 R)
• M36: 49,006,916 km (0.103 R)
• M37: 50,630,502 km (0.086 R)
• M38: 51,179,676 km (0.091 R)
• M39: 54,749,829 km (0.081 R)
• M40: 62,801,186 km (0.085 R)
• M41: 64,286,693 km (0.088 R)
• M42: 65,362,152 km (0.11 R)
• M43: 71,606,367 km (0.032 R)
• M44: 74,636,023 km (0.134 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 18,166 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit