🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.5

Radius: 14.1

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.2 AU - 1.36 AU

Year: 950 Days

Day: 7.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,948,563 km

• M1: 175,329 km (0.07 R)
• M2: 621,729 km (0.067 R)
• M3: 1,061,397 km (0.104 R)
• M4: 1,894,956 km (0.069 R)
• M5: 2,540,172 km (0.088 R)
• M6: 3,423,846 km (0.081 R)
• M7: 4,341,629 km (0.059 R)
• M8: 5,781,060 km (0.094 R)
• M9: 8,318,838 km (0.112 R)
• M10: 8,830,762 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.3

Radius: 9.7

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.77 AU - 6.21 AU

Year: 8439 Days

Day: 9.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,948,563 km

• M1: 120,576 km (0.032 R)
• M2: 562,488 km (0.071 R)
• M3: 917,334 km (0.107 R)
• M4: 1,293,423 km (0.068 R)
• M5: 1,715,289 km (0.066 R)
• M6: 2,366,638 km (0.119 R)
• M7: 2,779,678 km (0.108 R)
• M8: 3,109,990 km (0.095 R)
• M9: 4,156,876 km (0.085 R)
• M10: 5,875,905 km (0.035 R)
• M11: 6,893,470 km (0.108 R)
• M12: 7,270,307 km (0.118 R)
• M13: 8,399,472 km (0.098 R)
• M14: 12,157,669 km (0.112 R)
• M15: 15,654,220 km (0.077 R)
• M16: 18,302,103 km (0.034 R)
• M17: 18,661,886 km (0.114 R)
• M18: 19,544,663 km (0.053 R)
• M19: 20,148,440 km (0.1 R)
• M20: 21,472,830 km (0.116 R)
• M21: 23,524,564 km (0.06 R)
• M22: 25,883,723 km (0.067 R)
• M23: 26,428,558 km (0.086 R)
• M24: 31,271,340 km (0.113 R)
• M25: 36,108,139 km (0.066 R)
• M26: 36,447,277 km (0.075 R)
• M27: 39,476,185 km (0.108 R)
• M28: 39,956,694 km (0.088 R)

Asteroid Belt

Center: 5.79 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.6

Radius: 3.1

Gravity: 66.45 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.39 AU - 6.77 AU

Year: 9835 Days

Day: 17.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,948,563 km

• M1: 38,596 km (0.1 R)
• M2: 160,219 km (0.115 R)
• M3: 326,722 km (0.098 R)
• M4: 473,178 km (0.097 R)
• M5: 718,967 km (0.095 R)
• M6: 833,111 km (0.085 R)
• M7: 1,190,500 km (0.111 R)
• M8: 1,287,888 km (0.108 R)
• M9: 1,443,769 km (0.087 R)
• M10: 1,540,559 km (0.11 R)
• M11: 2,179,342 km (0.1 R)
• M12: 2,288,548 km (0.069 R)
• M13: 3,794,849 km (0.086 R)
• M14: 3,953,124 km (0.117 R)
• M15: 4,934,935 km (0.106 R)
• M16: 6,032,983 km (0.105 R)
• M17: 7,044,713 km (0.056 R)
• M18: 7,652,978 km (0.09 R)
• M19: 8,880,728 km (0.074 R)
• M20: 9,541,352 km (0.074 R)
• M21: 10,644,487 km (0.06 R)
• M22: 11,389,185 km (0.11 R)
• M23: 11,774,100 km (0.11 R)
• M24: 13,462,163 km (0.099 R)
• M25: 15,977,053 km (0.059 R)
• M26: 16,459,356 km (0.11 R)
• M27: 17,380,580 km (0.1 R)
• M28: 18,260,963 km (0.039 R)
• M29: 19,558,426 km (0.054 R)
• M30: 19,715,055 km (0.1 R)
• M31: 20,110,143 km (0.051 R)
• M32: 21,995,824 km (0.082 R)
• M33: 23,112,123 km (0.084 R)
• M34: 28,654,874 km (0.034 R)
• M35: 33,432,731 km (0.076 R)
• M36: 39,583,746 km (0.087 R)
• M37: 40,719,493 km (0.062 R)
• M38: 44,256,884 km (0.053 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.3

Radius: 7.1

Gravity: 17.32 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.47 AU - 12.39 AU

Year: 20527 Days

Day: 21.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 83,948,563 km

• M1: 92,601 km (0.076 R)
• M2: 382,821 km (0.118 R)
• M3: 619,335 km (0.073 R)
• M4: 842,984 km (0.072 R)
• M5: 1,398,590 km (0.085 R)
• M6: 1,720,675 km (0.068 R)
• M7: 2,070,734 km (0.032 R)
• M8: 2,307,547 km (0.091 R)
• M9: 2,659,850 km (0.11 R)
• M10: 3,269,312 km (0.1 R)
• M11: 3,968,383 km (0.061 R)
• M12: 4,475,370 km (0.057 R)
• M13: 8,197,814 km (0.09 R)
• M14: 8,739,508 km (0.064 R)
• M15: 9,420,627 km (0.108 R)
• M16: 9,894,104 km (0.095 R)
• M17: 11,212,510 km (0.109 R)
• M18: 13,002,000 km (0.081 R)
• M19: 16,030,908 km (0.097 R)
• M20: 16,705,594 km (0.075 R)
• M21: 17,753,079 km (0.106 R)
• M22: 18,383,783 km (0.086 R)
• M23: 23,012,341 km (0.102 R)
• M24: 23,653,967 km (0.092 R)
• M25: 25,310,314 km (0.114 R)
• M26: 26,924,774 km (0.064 R)
• M27: 27,160,840 km (0.062 R)
• M28: 28,484,183 km (0.113 R)
• M29: 28,975,761 km (0.119 R)
• M30: 30,741,465 km (0.097 R)
• M31: 37,779,745 km (0.072 R)
• M32: 38,672,396 km (0.107 R)
• M33: 40,965,432 km (0.073 R)
• M34: 51,226,350 km (0.084 R)
• M35: 53,242,331 km (0.081 R)
• M36: 59,008,132 km (0.077 R)
• M37: 59,406,661 km (0.114 R)
• M38: 59,806,985 km (0.102 R)
• M39: 61,835,831 km (0.097 R)
• M40: 65,176,501 km (0.113 R)
• M41: 75,917,329 km (0.084 R)
• M42: 78,054,335 km (0.11 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 14,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit