🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.9

Radius: 9.9

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.45 AU - 0.57 AU

Year: 256 Days

Day: 14.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 87,218,812 km

• M1: 123,269 km (0.102 R)
• M2: 448,943 km (0.081 R)
• M3: 1,020,856 km (0.071 R)
• M4: 1,739,674 km (0.087 R)
• M5: 2,064,301 km (0.094 R)
• M6: 2,479,585 km (0.094 R)
• M7: 2,820,369 km (0.103 R)
• M8: 3,222,338 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.8

Radius: 10.8

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.68 AU - 0.72 AU

Year: 412 Days

Day: 9.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 87,218,812 km

• M1: 134,339 km (0.088 R)
• M2: 563,685 km (0.086 R)
• M3: 943,813 km (0.083 R)
• M4: 1,355,058 km (0.1 R)
• M5: 1,872,367 km (0.081 R)
• M6: 2,322,208 km (0.035 R)
• M7: 2,889,632 km (0.081 R)
• M8: 3,307,609 km (0.077 R)
• M9: 3,743,537 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.6

Radius: 13.8

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.75 AU - 1.25 AU

Year: 703 Days

Day: 10.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 87,218,812 km

• M1: 172,038 km (0.097 R)
• M2: 636,240 km (0.034 R)
• M3: 1,354,908 km (0.073 R)
• M4: 2,343,750 km (0.117 R)
• M5: 2,826,053 km (0.052 R)
• M6: 3,498,795 km (0.114 R)
• M7: 5,773,879 km (0.062 R)
• M8: 6,260,072 km (0.086 R)
• M9: 6,862,054 km (0.102 R)
• M10: 8,232,670 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.4

Radius: 10.4

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.98 AU - 1.46 AU

Year: 947 Days

Day: 13.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 87,218,812 km

• M1: 129,402 km (0.079 R)
• M2: 535,860 km (0.083 R)
• M3: 1,310,777 km (0.063 R)
• M4: 1,660,836 km (0.104 R)
• M5: 2,016,131 km (0.086 R)
• M6: 2,389,826 km (0.072 R)
• M7: 2,828,297 km (0.059 R)
• M8: 3,219,197 km (0.118 R)
• M9: 3,879,222 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.1

Radius: 5.7

Gravity: 30.1 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.45 AU - 9.53 AU

Year: 18947 Days

Day: 24.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,218,812 km

• M1: 70,909 km (0.099 R)
• M2: 248,183 km (0.044 R)
• M3: 610,808 km (0.085 R)
• M4: 903,122 km (0.072 R)
• M5: 1,088,773 km (0.05 R)
• M6: 2,413,762 km (0.051 R)
• M7: 3,231,314 km (0.098 R)
• M8: 3,432,374 km (0.111 R)
• M9: 3,672,329 km (0.042 R)
• M10: 4,637,833 km (0.09 R)
• M11: 4,820,043 km (0.075 R)
• M12: 6,232,696 km (0.078 R)
• M13: 7,900,712 km (0.078 R)
• M14: 8,213,821 km (0.109 R)
• M15: 8,976,770 km (0.097 R)
• M16: 11,482,085 km (0.095 R)
• M17: 11,883,905 km (0.064 R)
• M18: 13,364,775 km (0.114 R)
• M19: 14,264,157 km (0.099 R)
• M20: 14,495,136 km (0.118 R)
• M21: 15,769,411 km (0.053 R)
• M22: 16,518,148 km (0.059 R)
• M23: 17,641,179 km (0.092 R)
• M24: 21,921,474 km (0.038 R)
• M25: 25,580,039 km (0.12 R)
• M26: 26,380,837 km (0.098 R)
• M27: 29,005,980 km (0.101 R)
• M28: 31,279,269 km (0.107 R)
• M29: 42,191,686 km (0.096 R)
• M30: 42,827,477 km (0.076 R)
• M31: 46,777,010 km (0.113 R)
• M32: 50,604,472 km (0.12 R)
• M33: 52,046,446 km (0.08 R)
• M34: 56,921,990 km (0.029 R)
• M35: 61,888,789 km (0.113 R)
• M36: 64,582,149 km (0.088 R)
• M37: 66,706,439 km (0.106 R)
• M38: 69,757,936 km (0.099 R)
• M39: 70,646,697 km (0.032 R)
• M40: 72,446,658 km (0.082 R)
• M41: 76,372,555 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.7

Radius: 3.7

Gravity: 57.83 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 8.27 AU - 12.09 AU

Year: 22831 Days

Day: 22.9 Hours

Environment

Temp: -245 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,218,812 km

• M1: 52,958 km (0.097 R)
• M2: 672,742 km (0.06 R)
• M3: 1,065,735 km (0.113 R)
• M4: 2,693,510 km (0.061 R)
• M5: 2,929,426 km (0.059 R)
• M6: 3,293,996 km (0.082 R)
• M7: 3,594,538 km (0.074 R)
• M8: 3,913,181 km (0.084 R)
• M9: 4,147,152 km (0.093 R)
• M10: 4,284,932 km (0.087 R)
• M11: 4,754,220 km (0.08 R)
• M12: 4,943,611 km (0.088 R)
• M13: 6,098,058 km (0.077 R)
• M14: 6,321,707 km (0.061 R)
• M15: 7,779,688 km (0.117 R)
• M16: 8,531,118 km (0.056 R)
• M17: 9,154,492 km (0.103 R)
• M18: 9,447,554 km (0.048 R)
• M19: 10,052,678 km (0.105 R)
• M20: 12,232,618 km (0.062 R)
• M21: 13,925,617 km (0.106 R)
• M22: 15,685,337 km (0.079 R)
• M23: 18,132,160 km (0.103 R)
• M24: 18,408,467 km (0.072 R)
• M25: 22,790,936 km (0.097 R)
• M26: 23,655,911 km (0.096 R)
• M27: 27,577,021 km (0.099 R)
• M28: 28,311,098 km (0.1 R)
• M29: 32,718,849 km (0.114 R)
• M30: 33,679,717 km (0.097 R)
• M31: 41,255,203 km (0.046 R)
• M32: 48,462,829 km (0.1 R)
• M33: 51,713,740 km (0.078 R)
• M34: 53,581,021 km (0.094 R)
• M35: 55,492,732 km (0.057 R)
• M36: 68,592,568 km (0.084 R)
• M37: 72,219,569 km (0.081 R)
• M38: 86,176,901 km (0.118 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 10,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit