🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.5

Radius: 14.9

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.69 AU - 0.81 AU

Year: 448 Days

Day: 6.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,154,089 km

• M1: 185,352 km (0.112 R)
• M2: 728,093 km (0.056 R)
• M3: 1,199,775 km (0.072 R)
• M4: 1,724,714 km (0.103 R)
• M5: 2,236,039 km (0.119 R)
• M6: 2,714,304 km (0.049 R)
• M7: 3,562,972 km (0.089 R)
• M8: 4,433,632 km (0.098 R)
• M9: 4,949,146 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.6

Radius: 9.6

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.02 AU - 1.44 AU

Year: 942 Days

Day: 6.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,154,089 km

• M1: 119,379 km (0.115 R)
• M2: 420,968 km (0.099 R)
• M3: 739,013 km (0.103 R)
• M4: 1,380,788 km (0.109 R)
• M5: 1,777,073 km (0.105 R)
• M6: 2,089,583 km (0.11 R)
• M7: 2,497,088 km (0.085 R)
• M8: 3,201,245 km (0.105 R)
• M9: 3,761,190 km (0.095 R)
• M10: 4,130,996 km (0.07 R)
• M11: 4,740,607 km (0.119 R)
• M12: 5,818,160 km (0.103 R)
• M13: 6,676,104 km (0.114 R)
• M14: 7,342,413 km (0.114 R)
• M15: 8,586,918 km (0.05 R)
• M16: 9,003,398 km (0.09 R)
• M17: 10,395,855 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.2

Radius: 9.7

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.64 AU - 2.9 AU

Year: 3182 Days

Day: 11.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,154,089 km

• M1: 120,725 km (0.119 R)
• M2: 780,003 km (0.089 R)
• M3: 1,118,244 km (0.07 R)
• M4: 1,555,967 km (0.104 R)
• M5: 1,986,510 km (0.104 R)
• M6: 2,831,289 km (0.094 R)
• M7: 4,046,473 km (0.047 R)
• M8: 4,794,911 km (0.107 R)
• M9: 6,044,801 km (0.06 R)
• M10: 6,837,071 km (0.094 R)
• M11: 8,843,628 km (0.098 R)
• M12: 9,325,333 km (0.084 R)
• M13: 9,824,541 km (0.093 R)
• M14: 11,002,475 km (0.113 R)
• M15: 11,386,492 km (0.079 R)
• M16: 12,408,695 km (0.083 R)
• M17: 13,060,193 km (0.113 R)
• M18: 13,394,395 km (0.029 R)
• M19: 14,431,557 km (0.037 R)
• M20: 15,099,811 km (0.117 R)
• M21: 16,277,595 km (0.099 R)
• M22: 17,286,034 km (0.084 R)
• M23: 18,514,382 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.7

Radius: 14.6

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.04 AU - 3.4 AU

Year: 3988 Days

Day: 6.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,154,089 km

• M1: 188,344 km (0.12 R)
• M2: 660,624 km (0.078 R)
• M3: 1,159,084 km (0.066 R)
• M4: 1,774,680 km (0.053 R)
• M5: 2,265,211 km (0.109 R)
• M6: 2,864,051 km (0.062 R)
• M7: 3,567,610 km (0.11 R)
• M8: 4,120,673 km (0.113 R)
• M9: 5,746,054 km (0.04 R)
• M10: 7,056,831 km (0.113 R)
• M11: 7,934,222 km (0.112 R)
• M12: 8,883,271 km (0.104 R)
• M13: 9,711,445 km (0.059 R)
• M14: 10,305,199 km (0.065 R)
• M15: 11,049,748 km (0.105 R)
• M16: 14,040,957 km (0.118 R)
• M17: 14,749,752 km (0.079 R)
• M18: 15,323,459 km (0.081 R)
• M19: 15,966,132 km (0.102 R)
• M20: 16,459,955 km (0.102 R)
• M21: 17,077,345 km (0.046 R)
• M22: 19,206,721 km (0.069 R)
• M23: 23,987,420 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.6

Radius: 6.4

Gravity: 17.71 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6 AU - 6.2 AU

Year: 10399 Days

Day: 23.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,154,089 km

• M1: 81,381 km (0.11 R)
• M2: 334,351 km (0.094 R)
• M3: 680,970 km (0.041 R)
• M4: 1,571,376 km (0.112 R)
• M5: 1,782,758 km (0.108 R)
• M6: 2,118,007 km (0.119 R)
• M7: 2,762,773 km (0.03 R)
• M8: 3,842,721 km (0.103 R)
• M9: 4,492,274 km (0.03 R)
• M10: 5,179,527 km (0.066 R)
• M11: 5,548,435 km (0.043 R)
• M12: 6,264,112 km (0.115 R)
• M13: 6,761,225 km (0.12 R)
• M14: 14,673,008 km (0.101 R)
• M15: 15,005,714 km (0.108 R)
• M16: 15,343,356 km (0.106 R)
• M17: 19,399,702 km (0.041 R)
• M18: 20,952,229 km (0.119 R)
• M19: 21,544,637 km (0.042 R)
• M20: 26,988,054 km (0.105 R)
• M21: 28,815,093 km (0.099 R)
• M22: 29,337,040 km (0.04 R)
• M23: 30,184,961 km (0.057 R)
• M24: 40,617,767 km (0.074 R)
• M25: 43,968,310 km (0.101 R)
• M26: 47,065,136 km (0.069 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 10,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit