🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

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: 503.2

Radius: 13.7

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.4 AU - 0.64 AU

Year: 254 Days

Day: 10.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 13,326,382 km

• M1: 171,888 km (0.038 R)
• M2: 603,328 km (0.087 R)
• M3: 1,097,450 km (0.103 R)
• M4: 1,923,829 km (0.068 R)
• M5: 3,032,648 km (0.118 R)
• M6: 3,644,803 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.4

Radius: 13.6

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.65 AU - 0.79 AU

Year: 414 Days

Day: 11.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,326,382 km

• M1: 169,195 km (0.117 R)
• M2: 602,730 km (0.037 R)
• M3: 1,061,397 km (0.033 R)
• M4: 1,590,525 km (0.078 R)
• M5: 2,017,477 km (0.114 R)
• M6: 2,541,967 km (0.096 R)
• M7: 2,989,115 km (0.044 R)
• M8: 3,588,255 km (0.053 R)
• M9: 4,099,580 km (0.092 R)
• M10: 4,826,626 km (0.118 R)
• M11: 5,286,789 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.4

Radius: 13.9

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.7 AU - 1.08 AU

Year: 569 Days

Day: 6.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,326,382 km

• M1: 172,935 km (0.075 R)
• M2: 745,596 km (0.071 R)
• M3: 1,201,570 km (0.115 R)
• M4: 1,657,844 km (0.037 R)
• M5: 2,232,449 km (0.106 R)
• M6: 2,709,068 km (0.057 R)
• M7: 3,804,274 km (0.08 R)
• M8: 4,801,792 km (0.111 R)
• M9: 5,466,157 km (0.057 R)
• M10: 6,596,817 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589

Radius: 12.1

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.93 AU - 1.11 AU

Year: 699 Days

Day: 15 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 13,326,382 km

• M1: 154,235 km (0.087 R)
• M2: 569,818 km (0.116 R)
• M3: 983,756 km (0.097 R)
• M4: 1,503,459 km (0.116 R)
• M5: 2,001,470 km (0.085 R)
• M6: 2,430,816 km (0.091 R)
• M7: 2,807,204 km (0.062 R)
• M8: 3,336,182 km (0.116 R)
• M9: 3,960,005 km (0.107 R)
• M10: 4,741,205 km (0.063 R)
• M11: 5,405,719 km (0.097 R)
• M12: 5,958,483 km (0.119 R)
• M13: 6,528,451 km (0.067 R)
• M14: 7,619,020 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.6

Radius: 11.5

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.94 AU - 1.5 AU

Year: 914 Days

Day: 14.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,326,382 km

• M1: 143,165 km (0.118 R)
• M2: 720,912 km (0.105 R)
• M3: 1,115,551 km (0.105 R)
• M4: 1,515,426 km (0.101 R)
• M5: 2,103,645 km (0.117 R)
• M6: 2,916,710 km (0.084 R)
• M7: 3,572,547 km (0.086 R)
• M8: 3,960,304 km (0.12 R)
• M9: 6,252,144 km (0.055 R)
• M10: 7,642,506 km (0.099 R)
• M11: 10,115,658 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.6

Radius: 12.6

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.76 AU - 2.16 AU

Year: 1861 Days

Day: 10.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 13,326,382 km

• M1: 156,629 km (0.092 R)
• M2: 635,791 km (0.085 R)
• M3: 1,275,621 km (0.115 R)
• M4: 1,736,532 km (0.108 R)
• M5: 2,220,332 km (0.117 R)
• M6: 2,677,503 km (0.115 R)
• M7: 3,069,300 km (0.058 R)
• M8: 4,162,860 km (0.088 R)
• M9: 4,974,279 km (0.07 R)
• M10: 5,668,114 km (0.059 R)
• M11: 6,268,899 km (0.089 R)
• M12: 9,445,759 km (0.074 R)
• M13: 10,474,245 km (0.119 R)
• M14: 11,226,273 km (0.09 R)
• M15: 11,694,365 km (0.063 R)
• M16: 12,338,982 km (0.11 R)
• M17: 12,922,264 km (0.06 R)
• M18: 15,016,335 km (0.109 R)
• M19: 15,633,426 km (0.094 R)
• M20: 16,119,470 km (0.118 R)
• M21: 17,224,699 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.9

Radius: 11.8

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.04 AU - 3.04 AU

Year: 3595 Days

Day: 12.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 13,326,382 km

• M1: 146,756 km (0.103 R)
• M2: 660,175 km (0.052 R)
• M3: 1,363,884 km (0.072 R)
• M4: 1,874,611 km (0.086 R)
• M5: 2,327,593 km (0.034 R)
• M6: 3,065,260 km (0.111 R)
• M7: 4,804,336 km (0.066 R)
• M8: 5,231,886 km (0.081 R)
• M9: 6,620,155 km (0.09 R)
• M10: 7,281,527 km (0.101 R)
• M11: 7,847,306 km (0.119 R)
• M12: 10,645,684 km (0.112 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: 167 - 14,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit