🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.5

Radius: 12.2

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.9 AU - 1.04 AU

Year: 617 Days

Day: 12.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 50,112,611 km

• M1: 151,692 km (0.069 R)
• M2: 531,820 km (0.095 R)

Asteroid Belt

Center: 1.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.5

Radius: 13.4

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.54 AU - 1.58 AU

Year: 1258 Days

Day: 14.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,112,611 km

• M1: 167,849 km (0.062 R)
• M2: 639,232 km (0.113 R)
• M3: 1,074,861 km (0.119 R)
• M4: 1,538,315 km (0.084 R)
• M5: 2,204,474 km (0.08 R)
• M6: 3,187,482 km (0.101 R)
• M7: 4,426,152 km (0.069 R)
• M8: 5,003,600 km (0.104 R)
• M9: 7,069,547 km (0.09 R)
• M10: 7,779,538 km (0.108 R)
• M11: 8,392,740 km (0.1 R)
• M12: 8,948,197 km (0.116 R)
• M13: 10,428,168 km (0.069 R)
• M14: 11,992,663 km (0.081 R)
• M15: 12,435,173 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.3

Radius: 11.9

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.64 AU - 1.74 AU

Year: 1419 Days

Day: 5.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,112,611 km

• M1: 149,747 km (0.107 R)
• M2: 599,139 km (0.038 R)
• M3: 1,329,027 km (0.097 R)
• M4: 2,140,446 km (0.104 R)
• M5: 2,671,369 km (0.111 R)
• M6: 3,242,833 km (0.075 R)
• M7: 4,179,166 km (0.04 R)
• M8: 4,911,597 km (0.097 R)
• M9: 5,438,930 km (0.109 R)
• M10: 7,277,637 km (0.069 R)
• M11: 8,338,585 km (0.074 R)
• M12: 8,754,467 km (0.114 R)
• M13: 9,436,035 km (0.11 R)
• M14: 9,986,705 km (0.101 R)
• M15: 10,456,143 km (0.117 R)
• M16: 11,916,518 km (0.04 R)
• M17: 12,910,595 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.2

Radius: 14.2

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.59 AU - 1.89 AU

Year: 1482 Days

Day: 9.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,112,611 km

• M1: 176,675 km (0.079 R)
• M2: 632,500 km (0.065 R)
• M3: 1,482,216 km (0.109 R)
• M4: 1,937,891 km (0.056 R)
• M5: 2,555,281 km (0.073 R)
• M6: 3,521,384 km (0.119 R)
• M7: 4,159,868 km (0.088 R)
• M8: 5,788,690 km (0.059 R)
• M9: 8,179,712 km (0.119 R)
• M10: 8,664,858 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.3

Radius: 13.2

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.42 AU - 2.5 AU

Year: 2491 Days

Day: 6.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,112,611 km

• M1: 167,699 km (0.086 R)
• M2: 589,116 km (0.101 R)
• M3: 1,036,564 km (0.088 R)
• M4: 1,651,860 km (0.075 R)
• M5: 2,297,973 km (0.054 R)
• M6: 3,546,816 km (0.107 R)
• M7: 3,989,925 km (0.106 R)
• M8: 5,075,257 km (0.088 R)
• M9: 5,687,561 km (0.083 R)
• M10: 6,222,523 km (0.075 R)
• M11: 7,142,999 km (0.034 R)
• M12: 8,334,397 km (0.117 R)
• M13: 9,586,980 km (0.08 R)
• M14: 10,561,011 km (0.112 R)
• M15: 13,284,590 km (0.103 R)
• M16: 14,539,567 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.7

Radius: 12.9

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.07 AU - 3.29 AU

Year: 2833 Days

Day: 9 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,112,611 km

• M1: 161,117 km (0.092 R)
• M2: 587,920 km (0.072 R)
• M3: 1,159,383 km (0.061 R)
• M4: 2,050,987 km (0.072 R)
• M5: 3,222,189 km (0.045 R)
• M6: 3,810,856 km (0.1 R)
• M7: 4,303,183 km (0.113 R)
• M8: 5,080,493 km (0.053 R)
• M9: 7,329,548 km (0.109 R)
• M10: 8,266,030 km (0.085 R)
• M11: 9,499,465 km (0.088 R)
• M12: 10,111,170 km (0.03 R)
• M13: 11,060,369 km (0.111 R)
• M14: 13,452,589 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.8

Radius: 4.6

Gravity: 28.72 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.21 AU - 7.31 AU

Year: 11348 Days

Day: 23.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,112,611 km

• M1: 68,516 km (0.101 R)
• M2: 239,955 km (0.027 R)
• M3: 389,852 km (0.088 R)
• M4: 706,850 km (0.117 R)
• M5: 1,203,814 km (0.115 R)
• M6: 1,744,012 km (0.089 R)
• M7: 1,888,972 km (0.097 R)
• M8: 2,112,621 km (0.106 R)
• M9: 2,551,840 km (0.098 R)
• M10: 3,189,277 km (0.091 R)
• M11: 3,981,697 km (0.084 R)
• M12: 4,149,097 km (0.105 R)
• M13: 4,379,478 km (0.103 R)
• M14: 4,993,278 km (0.095 R)
• M15: 5,662,429 km (0.059 R)
• M16: 5,982,269 km (0.111 R)
• M17: 8,522,142 km (0.027 R)
• M18: 10,078,409 km (0.118 R)
• M19: 11,986,829 km (0.083 R)
• M20: 13,302,392 km (0.117 R)
• M21: 13,551,473 km (0.107 R)
• M22: 13,803,695 km (0.12 R)
• M23: 14,645,033 km (0.108 R)
• M24: 24,642,808 km (0.104 R)
• M25: 26,856,259 km (0.057 R)
• M26: 28,678,211 km (0.068 R)
• M27: 33,705,447 km (0.055 R)
• M28: 34,871,114 km (0.116 R)
• M29: 37,036,244 km (0.096 R)
• M30: 40,579,918 km (0.062 R)
• M31: 41,632,489 km (0.084 R)
• M32: 43,517,871 km (0.111 R)
• M33: 47,748,200 km (0.09 R)
• M34: 48,625,890 km (0.081 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: 185 - 15,077 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit