🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.3

Radius: 11.8

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.7 AU - 1.16 AU

Year: 588 Days

Day: 12.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,772,708 km

• M1: 146,756 km (0.091 R)
• M2: 529,876 km (0.079 R)
• M3: 967,449 km (0.109 R)
• M4: 1,660,836 km (0.113 R)
• M5: 2,110,676 km (0.118 R)
• M6: 2,503,670 km (0.107 R)
• M7: 2,899,506 km (0.105 R)
• M8: 3,559,083 km (0.058 R)
• M9: 4,136,082 km (0.081 R)
• M10: 5,058,353 km (0.042 R)
• M11: 5,845,686 km (0.042 R)
• M12: 6,408,025 km (0.067 R)
• M13: 7,440,250 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.5

Radius: 10

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.92 AU - 1.46 AU

Year: 852 Days

Day: 12.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,772,708 km

• M1: 124,765 km (0.061 R)
• M2: 445,353 km (0.111 R)
• M3: 820,395 km (0.095 R)
• M4: 1,270,684 km (0.055 R)
• M5: 1,744,162 km (0.075 R)
• M6: 2,655,961 km (0.095 R)
• M7: 3,225,330 km (0.101 R)
• M8: 3,953,124 km (0.114 R)
• M9: 4,970,539 km (0.098 R)
• M10: 5,530,783 km (0.074 R)
• M11: 5,983,316 km (0.107 R)
• M12: 6,708,417 km (0.047 R)
• M13: 8,466,491 km (0.09 R)
• M14: 9,012,673 km (0.119 R)
• M15: 9,408,958 km (0.057 R)
• M16: 9,816,762 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.5

Radius: 9.8

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.34 AU - 2.2 AU

Year: 1545 Days

Day: 14.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,772,708 km

• M1: 122,221 km (0.086 R)
• M2: 537,356 km (0.046 R)
• M3: 962,662 km (0.119 R)
• M4: 2,041,562 km (0.112 R)
• M5: 2,470,908 km (0.042 R)
• M6: 3,004,524 km (0.108 R)
• M7: 3,331,545 km (0.083 R)
• M8: 4,002,491 km (0.088 R)
• M9: 4,322,032 km (0.082 R)
• M10: 4,928,053 km (0.107 R)
• M11: 5,775,675 km (0.08 R)
• M12: 6,234,491 km (0.043 R)
• M13: 6,822,411 km (0.106 R)
• M14: 7,391,032 km (0.11 R)
• M15: 7,903,256 km (0.087 R)
• M16: 8,530,669 km (0.099 R)
• M17: 11,265,767 km (0.106 R)
• M18: 12,730,928 km (0.076 R)
• M19: 13,260,206 km (0.119 R)
• M20: 13,635,248 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.1

Radius: 8.7

Gravity: 11.24 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.89 AU - 2.49 AU

Year: 2126 Days

Day: 9.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,772,708 km

• M1: 108,159 km (0.104 R)
• M2: 436,377 km (0.111 R)
• M3: 717,471 km (0.083 R)
• M4: 1,440,927 km (0.072 R)
• M5: 1,760,019 km (0.071 R)
• M6: 2,113,668 km (0.049 R)
• M7: 2,528,802 km (0.109 R)
• M8: 3,541,281 km (0.037 R)
• M9: 5,073,462 km (0.114 R)
• M10: 7,868,250 km (0.087 R)
• M11: 9,877,947 km (0.089 R)
• M12: 11,634,077 km (0.117 R)
• M13: 12,207,485 km (0.083 R)
• M14: 12,799,743 km (0.104 R)
• M15: 13,633,901 km (0.075 R)
• M16: 15,312,988 km (0.096 R)
• M17: 16,252,761 km (0.116 R)
• M18: 17,388,359 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.4

Radius: 13.6

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.92 AU - 3.7 AU

Year: 3950 Days

Day: 14.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,772,708 km

• M1: 170,242 km (0.098 R)
• M2: 593,904 km (0.096 R)
• M3: 1,104,930 km (0.093 R)
• M4: 2,135,510 km (0.068 R)
• M5: 3,861,869 km (0.064 R)
• M6: 4,821,839 km (0.096 R)
• M7: 5,733,937 km (0.066 R)
• M8: 6,414,009 km (0.106 R)
• M9: 6,918,303 km (0.111 R)
• M10: 8,150,990 km (0.103 R)
• M11: 11,363,155 km (0.103 R)
• M12: 14,628,577 km (0.08 R)
• M13: 17,790,927 km (0.113 R)
• M14: 18,790,540 km (0.074 R)
• M15: 20,426,991 km (0.1 R)
• M16: 23,387,234 km (0.076 R)
• M17: 25,046,723 km (0.08 R)
• M18: 27,026,651 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.6

Radius: 14.3

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.65 AU - 4.53 AU

Year: 5426 Days

Day: 11.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,772,708 km

• M1: 178,470 km (0.088 R)
• M2: 721,810 km (0.089 R)
• M3: 1,445,115 km (0.111 R)
• M4: 2,255,786 km (0.077 R)
• M5: 3,175,215 km (0.086 R)
• M6: 4,504,541 km (0.089 R)
• M7: 5,240,413 km (0.103 R)
• M8: 5,813,972 km (0.059 R)
• M9: 10,989,908 km (0.034 R)
• M10: 11,597,276 km (0.119 R)
• M11: 13,982,763 km (0.105 R)
• M12: 19,979,244 km (0.034 R)
• M13: 21,169,894 km (0.085 R)
• M14: 23,924,140 km (0.116 R)
• M15: 24,866,457 km (0.118 R)
• M16: 27,756,987 km (0.084 R)
• M17: 28,273,998 km (0.109 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 15,874 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit