🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.9

Radius: 12.6

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.55 AU - 0.81 AU

Year: 368 Days

Day: 10.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,197,222 km

• M1: 156,779 km (0.103 R)
• M2: 650,900 km (0.089 R)
• M3: 1,105,229 km (0.084 R)
• M4: 1,783,356 km (0.063 R)
• M5: 2,296,178 km (0.094 R)
• M6: 2,763,222 km (0.114 R)
• M7: 3,455,860 km (0.081 R)
• M8: 4,135,783 km (0.081 R)
• M9: 4,561,239 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.1

Radius: 10.2

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1 AU - 1.04 AU

Year: 676 Days

Day: 11.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 52,197,222 km

• M1: 129,552 km (0.066 R)
• M2: 542,741 km (0.104 R)
• M3: 1,060,350 km (0.036 R)
• M4: 1,433,896 km (0.062 R)
• M5: 1,816,717 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.8

Radius: 12.6

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.05 AU - 1.39 AU

Year: 884 Days

Day: 5.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,197,222 km

• M1: 164,558 km (0.118 R)
• M2: 560,992 km (0.062 R)
• M3: 962,363 km (0.092 R)
• M4: 1,388,268 km (0.105 R)
• M5: 2,028,547 km (0.101 R)
• M6: 2,621,852 km (0.077 R)
• M7: 4,145,357 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338

Radius: 9.8

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.4 AU - 1.4 AU

Year: 1087 Days

Day: 11.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,197,222 km

• M1: 121,922 km (0.098 R)
• M2: 549,174 km (0.051 R)
• M3: 856,149 km (0.045 R)
• M4: 1,197,681 km (0.116 R)
• M5: 2,148,525 km (0.071 R)
• M6: 2,772,049 km (0.109 R)
• M7: 3,470,820 km (0.092 R)
• M8: 4,251,123 km (0.086 R)
• M9: 5,125,971 km (0.065 R)
• M10: 7,139,708 km (0.08 R)
• M11: 7,882,761 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.7

Radius: 12.5

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.81 AU - 2.41 AU

Year: 2011 Days

Day: 12 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,197,222 km

• M1: 155,432 km (0.088 R)
• M2: 593,156 km (0.064 R)
• M3: 1,239,867 km (0.102 R)
• M4: 2,196,396 km (0.109 R)
• M5: 2,738,688 km (0.068 R)
• M6: 3,167,735 km (0.104 R)
• M7: 3,564,618 km (0.04 R)
• M8: 4,095,242 km (0.098 R)
• M9: 4,715,325 km (0.103 R)
• M10: 5,458,677 km (0.101 R)
• M11: 7,791,207 km (0.092 R)
• M12: 8,576,745 km (0.094 R)
• M13: 9,090,464 km (0.082 R)
• M14: 10,433,255 km (0.107 R)
• M15: 11,085,651 km (0.078 R)

Asteroid Belt

Center: 2.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.9

Radius: 13.3

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.94 AU - 4.44 AU

Year: 4650 Days

Day: 7.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,197,222 km

• M1: 165,754 km (0.118 R)
• M2: 899,682 km (0.081 R)
• M3: 1,432,100 km (0.11 R)
• M4: 2,389,676 km (0.092 R)
• M5: 2,831,140 km (0.089 R)
• M6: 3,778,842 km (0.104 R)
• M7: 4,293,160 km (0.09 R)
• M8: 4,709,491 km (0.087 R)
• M9: 5,517,169 km (0.089 R)
• M10: 6,868,637 km (0.117 R)
• M11: 7,638,916 km (0.047 R)
• M12: 10,380,596 km (0.078 R)
• M13: 11,352,234 km (0.069 R)
• M14: 12,063,273 km (0.057 R)
• M15: 14,684,228 km (0.08 R)
• M16: 15,963,140 km (0.041 R)
• M17: 17,781,951 km (0.047 R)
• M18: 20,960,906 km (0.105 R)
• M19: 21,693,187 km (0.099 R)
• M20: 22,928,417 km (0.105 R)
• M21: 24,574,143 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.2

Radius: 5

Gravity: 29.53 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.31 AU - 7.75 AU

Year: 10947 Days

Day: 19.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,197,222 km

• M1: 62,382 km (0.106 R)
• M2: 371,302 km (0.11 R)
• M3: 906,413 km (0.098 R)
• M4: 2,681,691 km (0.104 R)
• M5: 3,154,720 km (0.106 R)
• M6: 4,092,699 km (0.1 R)
• M7: 5,103,831 km (0.102 R)
• M8: 6,776,484 km (0.082 R)
• M9: 7,224,979 km (0.117 R)
• M10: 8,000,943 km (0.102 R)
• M11: 8,271,565 km (0.063 R)
• M12: 10,077,361 km (0.09 R)
• M13: 10,933,809 km (0.099 R)
• M14: 12,307,866 km (0.095 R)
• M15: 16,672,982 km (0.109 R)
• M16: 17,488,589 km (0.113 R)
• M17: 18,721,874 km (0.118 R)
• M18: 22,588,680 km (0.112 R)
• M19: 25,089,508 km (0.116 R)
• M20: 27,157,698 km (0.1 R)
• M21: 27,768,806 km (0.06 R)
• M22: 28,285,068 km (0.092 R)
• M23: 30,632,857 km (0.037 R)
• M24: 33,804,780 km (0.099 R)
• M25: 36,199,842 km (0.101 R)
• M26: 38,068,619 km (0.117 R)
• M27: 38,833,812 km (0.034 R)
• M28: 41,997,358 km (0.096 R)
• M29: 42,404,564 km (0.088 R)
• M30: 44,620,407 km (0.109 R)
• M31: 46,332,256 km (0.102 R)
• M32: 47,791,733 km (0.094 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 10,358 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit