🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.6

Radius: 14.6

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.48 AU - 0.56 AU

Year: 259 Days

Day: 10.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,145,718 km

• M1: 181,612 km (0.117 R)
• M2: 719,267 km (0.052 R)
• M3: 1,228,199 km (0.063 R)
• M4: 1,688,810 km (0.105 R)
• M5: 2,290,044 km (0.099 R)
• M6: 2,751,853 km (0.046 R)
• M7: 3,553,548 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.6

Radius: 10

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.69 AU - 1.05 AU

Year: 560 Days

Day: 5.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,145,718 km

• M1: 125,064 km (0.076 R)
• M2: 474,225 km (0.085 R)
• M3: 1,065,436 km (0.078 R)
• M4: 1,720,675 km (0.113 R)
• M5: 2,420,793 km (0.118 R)
• M6: 2,944,385 km (0.065 R)
• M7: 3,958,808 km (0.097 R)
• M8: 4,875,993 km (0.051 R)
• M9: 5,314,614 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.4

Radius: 12

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.76 AU - 1.1 AU

Year: 619 Days

Day: 12.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 41,145,718 km

• M1: 149,299 km (0.113 R)
• M2: 1,171,501 km (0.101 R)
• M3: 1,708,856 km (0.109 R)
• M4: 2,338,364 km (0.053 R)
• M5: 2,785,213 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.1

Radius: 10.5

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.39 AU - 1.57 AU

Year: 1243 Days

Day: 12.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,145,718 km

• M1: 130,599 km (0.11 R)
• M2: 493,224 km (0.088 R)
• M3: 865,872 km (0.069 R)
• M4: 1,411,306 km (0.09 R)
• M5: 2,195,498 km (0.062 R)
• M6: 2,697,250 km (0.093 R)
• M7: 3,670,234 km (0.054 R)
• M8: 4,477,165 km (0.031 R)
• M9: 5,090,068 km (0.11 R)
• M10: 5,416,939 km (0.061 R)
• M11: 5,874,708 km (0.111 R)
• M12: 6,441,236 km (0.039 R)
• M13: 6,824,505 km (0.092 R)
• M14: 7,155,416 km (0.118 R)
• M15: 7,590,147 km (0.076 R)
• M16: 8,188,838 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.5

Radius: 11.6

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.04 AU - 2.7 AU

Year: 2518 Days

Day: 5.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,145,718 km

• M1: 144,512 km (0.088 R)
• M2: 621,430 km (0.084 R)
• M3: 1,331,720 km (0.118 R)
• M4: 2,633,820 km (0.061 R)
• M5: 3,173,569 km (0.089 R)
• M6: 3,729,026 km (0.109 R)
• M7: 8,463,350 km (0.061 R)
• M8: 13,842,291 km (0.102 R)
• M9: 15,327,499 km (0.098 R)
• M10: 16,134,430 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.1

Radius: 10.2

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.52 AU - 2.96 AU

Year: 3131 Days

Day: 10.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 41,145,718 km

• M1: 126,859 km (0.075 R)
• M2: 664,364 km (0.069 R)
• M3: 1,309,131 km (0.047 R)
• M4: 2,214,048 km (0.111 R)
• M5: 5,323,141 km (0.084 R)
• M6: 9,269,533 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.9

Radius: 8.8

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.38 AU - 4.02 AU

Year: 4913 Days

Day: 10.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,145,718 km

• M1: 109,506 km (0.106 R)
• M2: 394,938 km (0.105 R)
• M3: 772,823 km (0.115 R)
• M4: 1,261,409 km (0.062 R)
• M5: 1,593,666 km (0.074 R)
• M6: 2,091,677 km (0.053 R)
• M7: 2,392,968 km (0.064 R)
• M8: 2,960,093 km (0.103 R)
• M9: 3,776,598 km (0.058 R)
• M10: 4,160,018 km (0.092 R)
• M11: 4,955,579 km (0.114 R)
• M12: 5,363,383 km (0.065 R)
• M13: 5,738,574 km (0.086 R)
• M14: 6,045,549 km (0.091 R)
• M15: 6,784,263 km (0.104 R)
• M16: 7,748,721 km (0.068 R)
• M17: 8,299,091 km (0.116 R)
• M18: 9,248,888 km (0.111 R)
• M19: 9,593,861 km (0.061 R)
• M20: 10,309,986 km (0.114 R)
• M21: 11,319,472 km (0.089 R)
• M22: 11,670,130 km (0.08 R)
• M23: 12,393,436 km (0.114 R)
• M24: 13,632,106 km (0.078 R)
• M25: 14,846,990 km (0.032 R)
• M26: 15,695,958 km (0.097 R)
• M27: 17,432,490 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.1

Radius: 3

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.19 AU - 9.69 AU

Year: 20020 Days

Day: 17.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,145,718 km

• M1: 37,399 km (0.099 R)
• M2: 959,222 km (0.073 R)
• M3: 1,448,556 km (0.117 R)
• M4: 2,085,993 km (0.064 R)
• M5: 2,849,839 km (0.101 R)
• M6: 6,618,958 km (0.052 R)
• M7: 6,951,663 km (0.086 R)
• M8: 8,437,320 km (0.094 R)
• M9: 12,071,950 km (0.115 R)
• M10: 24,664,351 km (0.074 R)
• M11: 29,607,513 km (0.059 R)
• M12: 34,728,996 km (0.098 R)
• M13: 34,949,803 km (0.034 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 15,890 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit