🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.2

Radius: 8.7

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.77 AU - 0.87 AU

Year: 522 Days

Day: 6.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,601,252 km

• M1: 108,159 km (0.108 R)
• M2: 399,576 km (0.117 R)
• M3: 794,664 km (0.119 R)
• M4: 1,140,235 km (0.11 R)
• M5: 2,208,813 km (0.105 R)
• M6: 3,703,295 km (0.073 R)
• M7: 3,975,863 km (0.053 R)
• M8: 4,623,322 km (0.112 R)
• M9: 5,796,020 km (0.09 R)
• M10: 6,335,769 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.1

Radius: 9.6

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.79 AU - 1.03 AU

Year: 610 Days

Day: 9.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,601,252 km

• M1: 119,379 km (0.115 R)
• M2: 530,175 km (0.108 R)
• M3: 1,012,628 km (0.116 R)
• M4: 1,318,705 km (0.038 R)
• M5: 1,641,687 km (0.072 R)
• M6: 2,053,380 km (0.095 R)
• M7: 2,745,420 km (0.068 R)
• M8: 3,827,462 km (0.095 R)
• M9: 4,939,422 km (0.107 R)
• M10: 5,325,535 km (0.116 R)
• M11: 5,786,296 km (0.071 R)
• M12: 6,869,085 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.3

Radius: 12.4

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.98 AU - 1.04 AU

Year: 713 Days

Day: 13.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,601,252 km

• M1: 154,235 km (0.062 R)
• M2: 550,670 km (0.093 R)
• M3: 1,149,809 km (0.029 R)
• M4: 1,538,315 km (0.06 R)
• M5: 2,098,709 km (0.085 R)
• M6: 2,732,405 km (0.035 R)
• M7: 3,178,207 km (0.089 R)
• M8: 3,939,211 km (0.113 R)
• M9: 4,440,514 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.5

Radius: 13.4

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.71 AU - 1.71 AU

Year: 1572 Days

Day: 13.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,601,252 km

• M1: 166,652 km (0.111 R)
• M2: 932,294 km (0.071 R)
• M3: 1,692,102 km (0.076 R)
• M4: 2,404,636 km (0.118 R)
• M5: 3,092,637 km (0.097 R)
• M6: 3,706,287 km (0.056 R)
• M7: 4,578,742 km (0.051 R)
• M8: 5,108,318 km (0.061 R)
• M9: 5,813,224 km (0.104 R)
• M10: 6,270,844 km (0.114 R)
• M11: 6,709,764 km (0.103 R)
• M12: 8,151,438 km (0.085 R)
• M13: 8,624,467 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.4

Radius: 8.6

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.37 AU - 3.45 AU

Year: 4426 Days

Day: 6.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 25,601,252 km

• M1: 107,860 km (0.098 R)
• M2: 480,209 km (0.086 R)
• M3: 793,467 km (0.111 R)
• M4: 1,678,638 km (0.113 R)
• M5: 3,870,097 km (0.099 R)
• M6: 4,565,129 km (0.108 R)
• M7: 5,745,456 km (0.099 R)
• M8: 6,422,685 km (0.081 R)
• M9: 8,578,989 km (0.044 R)
• M10: 10,764,764 km (0.112 R)
• M11: 11,131,278 km (0.097 R)
• M12: 11,696,459 km (0.114 R)
• M13: 12,034,999 km (0.112 R)
• M14: 13,613,257 km (0.081 R)
• M15: 14,205,066 km (0.095 R)
• M16: 15,324,955 km (0.109 R)
• M17: 16,502,590 km (0.104 R)
• M18: 16,806,274 km (0.04 R)
• M19: 18,838,561 km (0.112 R)
• M20: 20,536,347 km (0.059 R)
• M21: 21,100,480 km (0.078 R)
• M22: 22,407,667 km (0.087 R)
• M23: 23,845,302 km (0.102 R)
• M24: 24,943,051 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.7

Radius: 9.6

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.43 AU - 5.63 AU

Year: 6777 Days

Day: 9.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,601,252 km

• M1: 119,678 km (0.065 R)
• M2: 1,189,153 km (0.102 R)
• M3: 1,808,489 km (0.079 R)
• M4: 4,345,968 km (0.062 R)
• M5: 5,016,914 km (0.086 R)
• M6: 5,328,377 km (0.085 R)
• M7: 6,286,701 km (0.049 R)
• M8: 7,174,564 km (0.1 R)
• M9: 8,014,257 km (0.111 R)
• M10: 12,379,972 km (0.086 R)
• M11: 17,236,218 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191

Radius: 12

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.1 AU - 5.5 AU

Year: 7392 Days

Day: 12.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,601,252 km

• M1: 150,495 km (0.073 R)
• M2: 2,546,754 km (0.101 R)
• M3: 5,038,606 km (0.105 R)
• M4: 5,757,573 km (0.064 R)
• M5: 6,422,985 km (0.092 R)
• M6: 7,010,755 km (0.091 R)
• M7: 7,433,369 km (0.065 R)
• M8: 10,504,912 km (0.108 R)
• M9: 11,768,864 km (0.084 R)
• M10: 15,342,758 km (0.094 R)
• M11: 16,169,286 km (0.113 R)
• M12: 19,265,962 km (0.055 R)
• M13: 20,489,972 km (0.075 R)
• M14: 22,247,896 km (0.119 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 15,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit