🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.6

Radius: 11.6

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.62 AU - 0.94 AU

Year: 484 Days

Day: 5.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,847,005 km

• M1: 164,408 km (0.096 R)
• M2: 587,770 km (0.062 R)
• M3: 1,010,683 km (0.098 R)
• M4: 1,582,745 km (0.074 R)
• M5: 2,240,827 km (0.052 R)
• M6: 2,623,797 km (0.081 R)
• M7: 3,692,823 km (0.053 R)
• M8: 4,131,444 km (0.076 R)
• M9: 5,114,003 km (0.062 R)
• M10: 5,555,167 km (0.098 R)
• M11: 6,151,913 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.6

Radius: 9.1

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.73 AU - 0.91 AU

Year: 522 Days

Day: 6.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,847,005 km

• M1: 113,395 km (0.091 R)
• M2: 441,463 km (0.108 R)
• M3: 802,892 km (0.083 R)
• M4: 1,682,527 km (0.055 R)
• M5: 2,256,833 km (0.116 R)
• M6: 3,302,672 km (0.078 R)
• M7: 3,727,979 km (0.1 R)
• M8: 4,522,942 km (0.057 R)
• M9: 5,260,011 km (0.085 R)
• M10: 6,314,526 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.6

Radius: 8.2

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.72 AU - 0.92 AU

Year: 522 Days

Day: 11.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 21,847,005 km

• M1: 103,522 km (0.027 R)
• M2: 376,239 km (0.059 R)
• M3: 1,080,695 km (0.035 R)
• M4: 1,413,251 km (0.098 R)
• M5: 1,706,762 km (0.073 R)
• M6: 3,659,762 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566

Radius: 9.3

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.99 AU - 1.21 AU

Year: 811 Days

Day: 7.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,847,005 km

• M1: 118,631 km (0.117 R)
• M2: 430,991 km (0.096 R)
• M3: 762,800 km (0.068 R)
• M4: 1,270,834 km (0.107 R)
• M5: 1,814,024 km (0.075 R)
• M6: 2,526,858 km (0.12 R)
• M7: 2,881,853 km (0.034 R)
• M8: 4,044,678 km (0.062 R)
• M9: 4,565,428 km (0.073 R)
• M10: 4,885,118 km (0.116 R)
• M11: 5,201,817 km (0.118 R)
• M12: 5,955,192 km (0.085 R)
• M13: 7,748,272 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.2

Radius: 11.4

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.01 AU - 2.03 AU

Year: 2018 Days

Day: 11.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,847,005 km

• M1: 147,354 km (0.065 R)
• M2: 739,612 km (0.092 R)
• M3: 2,108,881 km (0.053 R)
• M4: 2,695,604 km (0.098 R)
• M5: 3,711,074 km (0.117 R)
• M6: 5,005,994 km (0.117 R)
• M7: 5,984,812 km (0.059 R)
• M8: 7,949,631 km (0.118 R)
• M9: 8,494,317 km (0.106 R)
• M10: 9,217,473 km (0.104 R)
• M11: 13,505,097 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.2

Radius: 12.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.13 AU - 3.55 AU

Year: 4291 Days

Day: 12.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 21,847,005 km

• M1: 160,369 km (0.087 R)
• M2: 677,379 km (0.104 R)
• M3: 1,501,813 km (0.102 R)
• M4: 2,141,045 km (0.083 R)
• M5: 5,254,775 km (0.11 R)
• M6: 6,292,535 km (0.085 R)
• M7: 7,527,914 km (0.042 R)
• M8: 8,099,678 km (0.075 R)
• M9: 8,556,250 km (0.039 R)
• M10: 9,368,118 km (0.08 R)
• M11: 9,911,158 km (0.114 R)
• M12: 10,516,282 km (0.091 R)
• M13: 12,296,646 km (0.057 R)
• M14: 12,853,748 km (0.085 R)
• M15: 13,573,912 km (0.101 R)
• M16: 14,730,304 km (0.058 R)
• M17: 15,465,577 km (0.05 R)
• M18: 16,060,528 km (0.101 R)
• M19: 16,952,880 km (0.069 R)
• M20: 17,469,291 km (0.09 R)
• M21: 19,640,555 km (0.104 R)
• M22: 20,987,235 km (0.093 R)
• M23: 24,078,974 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.7

Radius: 14.3

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.66 AU - 4.48 AU

Year: 5772 Days

Day: 14.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,847,005 km

• M1: 177,872 km (0.065 R)
• M2: 1,628,074 km (0.085 R)
• M3: 4,928,951 km (0.057 R)
• M4: 5,938,587 km (0.087 R)
• M5: 7,081,963 km (0.105 R)
• M6: 8,958,668 km (0.054 R)
• M7: 9,577,854 km (0.072 R)
• M8: 12,702,804 km (0.104 R)
• M9: 13,864,731 km (0.105 R)
• M10: 14,348,829 km (0.106 R)
• M11: 16,453,372 km (0.048 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 12,870 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit