🌌 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 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.8

Radius: 10.7

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.46 AU - 0.62 AU

Year: 274 Days

Day: 5.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 62,540,901 km

• M1: 134,638 km (0.105 R)
• M2: 1,175,540 km (0.097 R)
• M3: 1,733,989 km (0.099 R)
• M4: 2,537,928 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.3

Radius: 9.6

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.6 AU - 0.64 AU

Year: 337 Days

Day: 11.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,540,901 km

• M1: 119,379 km (0.093 R)
• M2: 433,684 km (0.094 R)
• M3: 797,057 km (0.112 R)
• M4: 1,102,088 km (0.117 R)
• M5: 1,462,618 km (0.072 R)
• M6: 1,909,467 km (0.063 R)
• M7: 2,242,771 km (0.046 R)
• M8: 2,745,271 km (0.111 R)
• M9: 3,089,794 km (0.07 R)
• M10: 3,463,490 km (0.084 R)
• M11: 3,807,565 km (0.062 R)
• M12: 4,314,851 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.8

Radius: 11.2

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.87 AU - 4.49 AU

Year: 4873 Days

Day: 9.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,540,901 km

• M1: 147,055 km (0.081 R)
• M2: 809,923 km (0.09 R)
• M3: 1,215,632 km (0.085 R)
• M4: 1,725,312 km (0.095 R)
• M5: 2,757,238 km (0.047 R)
• M6: 3,163,995 km (0.078 R)
• M7: 4,478,362 km (0.076 R)
• M8: 5,090,965 km (0.086 R)
• M9: 6,154,157 km (0.112 R)
• M10: 6,709,764 km (0.102 R)
• M11: 7,699,802 km (0.098 R)
• M12: 8,148,297 km (0.053 R)
• M13: 8,647,954 km (0.112 R)
• M14: 9,203,560 km (0.078 R)
• M15: 12,302,630 km (0.077 R)
• M16: 12,739,156 km (0.108 R)
• M17: 14,540,913 km (0.078 R)
• M18: 15,128,085 km (0.1 R)
• M19: 16,401,911 km (0.042 R)
• M20: 16,931,038 km (0.072 R)
• M21: 18,079,351 km (0.062 R)
• M22: 18,530,090 km (0.075 R)
• M23: 19,278,678 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.8

Radius: 10.4

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.59 AU - 5.98 AU

Year: 7214 Days

Day: 7.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,540,901 km

• M1: 139,575 km (0.116 R)
• M2: 553,961 km (0.056 R)
• M3: 1,347,129 km (0.067 R)
• M4: 1,830,480 km (0.12 R)
• M5: 2,237,087 km (0.069 R)
• M6: 3,834,792 km (0.054 R)
• M7: 4,987,743 km (0.107 R)
• M8: 5,985,710 km (0.089 R)
• M9: 7,414,370 km (0.099 R)
• M10: 8,208,286 km (0.069 R)
• M11: 8,883,570 km (0.106 R)
• M12: 9,779,362 km (0.065 R)
• M13: 11,854,883 km (0.113 R)
• M14: 12,607,660 km (0.118 R)
• M15: 13,796,215 km (0.111 R)
• M16: 15,685,038 km (0.099 R)
• M17: 16,791,164 km (0.113 R)
• M18: 17,809,627 km (0.087 R)
• M19: 20,573,597 km (0.109 R)
• M20: 22,378,794 km (0.065 R)
• M21: 24,117,122 km (0.067 R)
• M22: 26,572,621 km (0.071 R)
• M23: 29,968,493 km (0.094 R)
• M24: 33,116,032 km (0.069 R)
• M25: 34,715,233 km (0.085 R)
• M26: 35,259,620 km (0.103 R)
• M27: 35,809,691 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.4

Radius: 3

Gravity: 75.93 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.78 AU - 8.74 AU

Year: 14921 Days

Day: 22.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 62,540,901 km

• M1: 37,399 km (0.106 R)
• M2: 205,099 km (0.047 R)
• M3: 676,033 km (0.107 R)
• M4: 934,239 km (0.081 R)
• M5: 1,049,579 km (0.063 R)
• M6: 1,200,523 km (0.052 R)
• M7: 1,545,944 km (0.057 R)
• M8: 1,935,647 km (0.089 R)
• M9: 2,202,829 km (0.11 R)
• M10: 2,387,133 km (0.077 R)
• M11: 2,740,184 km (0.096 R)
• M12: 3,126,895 km (0.111 R)
• M13: 4,472,378 km (0.079 R)
• M14: 4,635,140 km (0.116 R)
• M15: 4,937,777 km (0.103 R)
• M16: 6,949,719 km (0.095 R)
• M17: 7,167,982 km (0.116 R)
• M18: 7,944,395 km (0.105 R)
• M19: 8,475,617 km (0.115 R)
• M20: 9,501,559 km (0.11 R)
• M21: 12,232,468 km (0.079 R)
• M22: 16,345,512 km (0.082 R)
• M23: 23,076,220 km (0.06 R)
• M24: 24,252,508 km (0.113 R)
• M25: 25,986,347 km (0.114 R)
• M26: 26,617,500 km (0.081 R)
• M27: 29,470,930 km (0.111 R)
• M28: 30,272,625 km (0.111 R)
• M29: 31,680,491 km (0.109 R)
• M30: 31,919,249 km (0.113 R)
• M31: 32,400,505 km (0.092 R)
• M32: 36,034,985 km (0.098 R)
• M33: 37,748,928 km (0.08 R)
• M34: 42,486,693 km (0.078 R)
• M35: 44,547,553 km (0.079 R)
• M36: 49,026,214 km (0.113 R)
• M37: 49,185,835 km (0.049 R)
• M38: 52,117,654 km (0.114 R)
• M39: 52,450,360 km (0.097 R)
• M40: 58,326,564 km (0.039 R)
• M41: 58,865,117 km (0.107 R)
• M42: 60,684,526 km (0.114 R)
• M43: 60,868,382 km (0.077 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 20,257 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit