🌌 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: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.5

Radius: 13

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.4 AU - 0.66 AU

Year: 257 Days

Day: 13.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,319,503 km

• M1: 161,715 km (0.081 R)
• M2: 603,478 km (0.104 R)
• M3: 1,073,365 km (0.1 R)
• M4: 1,478,476 km (0.107 R)
• M5: 2,075,970 km (0.107 R)
• M6: 2,624,695 km (0.099 R)
• M7: 3,079,023 km (0.065 R)
• M8: 3,575,240 km (0.088 R)
• M9: 4,136,680 km (0.091 R)

Asteroid Belt

Center: 1.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.3

Radius: 13.5

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.21 AU - 1.83 AU

Year: 1250 Days

Day: 7.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,319,503 km

• M1: 168,597 km (0.065 R)
• M2: 610,808 km (0.095 R)
• M3: 1,818,811 km (0.077 R)
• M4: 2,851,036 km (0.094 R)
• M5: 3,877,427 km (0.067 R)
• M6: 5,307,284 km (0.106 R)
• M7: 5,964,766 km (0.106 R)
• M8: 6,498,532 km (0.111 R)
• M9: 7,467,327 km (0.099 R)
• M10: 9,434,390 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.7

Radius: 13.4

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.83 AU - 2.17 AU

Year: 1886 Days

Day: 6.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 69.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,319,503 km

• M1: 166,802 km (0.085 R)
• M2: 899,831 km (0.057 R)
• M3: 1,700,030 km (0.071 R)
• M4: 3,009,610 km (0.081 R)
• M5: 3,733,065 km (0.114 R)
• M6: 5,374,304 km (0.104 R)
• M7: 6,150,716 km (0.114 R)
• M8: 7,956,363 km (0.065 R)
• M9: 8,570,312 km (0.11 R)
• M10: 9,992,839 km (0.093 R)
• M11: 11,167,930 km (0.112 R)
• M12: 12,744,542 km (0.111 R)
• M13: 13,875,053 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.8

Radius: 14.1

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.14 AU - 4.06 AU

Year: 4555 Days

Day: 7.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 99.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,319,503 km

• M1: 189,541 km (0.117 R)
• M2: 1,014,274 km (0.069 R)
• M3: 2,492,899 km (0.049 R)
• M4: 3,884,907 km (0.09 R)
• M5: 4,742,402 km (0.082 R)
• M6: 5,516,421 km (0.093 R)
• M7: 5,958,034 km (0.093 R)
• M8: 10,119,698 km (0.085 R)
• M9: 12,715,221 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 770.5

Radius: 4.3

Gravity: 41.67 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 10.4 AU - 10.66 AU

Year: 22786 Days

Day: 24.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 179.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,319,503 km

• M1: 55,052 km (0.031 R)
• M2: 206,295 km (0.042 R)
• M3: 356,492 km (0.065 R)
• M4: 565,031 km (0.106 R)
• M5: 922,869 km (0.106 R)
• M6: 1,677,142 km (0.069 R)
• M7: 3,355,181 km (0.104 R)
• M8: 4,248,280 km (0.048 R)
• M9: 4,387,706 km (0.092 R)
• M10: 10,580,010 km (0.105 R)
• M11: 11,836,632 km (0.035 R)
• M12: 15,612,632 km (0.052 R)
• M13: 18,133,506 km (0.088 R)
• M14: 20,812,654 km (0.046 R)
• M15: 22,141,682 km (0.084 R)
• M16: 25,080,831 km (0.091 R)
• M17: 26,349,122 km (0.106 R)
• M18: 26,702,472 km (0.062 R)
• M19: 30,024,741 km (0.037 R)
• M20: 39,130,614 km (0.116 R)
• M21: 41,148,839 km (0.115 R)
• M22: 45,729,227 km (0.114 R)
• M23: 49,916,022 km (0.062 R)
• M24: 59,041,941 km (0.074 R)
• M25: 71,476,217 km (0.111 R)
• M26: 73,549,644 km (0.119 R)
• M27: 74,718,751 km (0.221 R)
• M28: 75,426,050 km (0.081 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 11,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit