🌌 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: 887.6

Radius: 9.6

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.43 AU - 0.59 AU

Year: 256 Days

Day: 13.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,977,095 km

• M1: 124,166 km (0.069 R)
• M2: 423,960 km (0.087 R)
• M3: 788,680 km (0.072 R)
• M4: 1,310,926 km (0.088 R)
• M5: 1,687,913 km (0.112 R)
• M6: 1,998,927 km (0.098 R)
• M7: 2,323,405 km (0.12 R)
• M8: 2,637,560 km (0.11 R)
• M9: 2,940,496 km (0.086 R)
• M10: 3,825,666 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803

Radius: 10.5

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.49 AU - 0.73 AU

Year: 335 Days

Day: 10.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 85,977,095 km

• M1: 130,599 km (0.084 R)
• M2: 612,902 km (0.117 R)
• M3: 1,039,406 km (0.103 R)
• M4: 1,392,756 km (0.09 R)
• M5: 2,432,013 km (0.042 R)
• M6: 3,925,897 km (0.033 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.8

Radius: 12

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.78 AU - 1.14 AU

Year: 661 Days

Day: 9 Hours

Environment

Temp: -169 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,977,095 km

• M1: 150,795 km (0.077 R)
• M2: 581,637 km (0.065 R)
• M3: 1,642,435 km (0.053 R)
• M4: 2,101,850 km (0.079 R)
• M5: 3,476,206 km (0.106 R)
• M6: 5,414,695 km (0.083 R)
• M7: 6,308,243 km (0.097 R)
• M8: 6,708,417 km (0.074 R)
• M9: 7,449,974 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.1

Radius: 10.5

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.42 AU - 2.24 AU

Year: 1740 Days

Day: 14 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,977,095 km

• M1: 131,048 km (0.103 R)
• M2: 650,601 km (0.063 R)
• M3: 2,439,492 km (0.098 R)
• M4: 2,955,755 km (0.119 R)
• M5: 3,631,788 km (0.119 R)
• M6: 4,990,435 km (0.058 R)
• M7: 7,167,384 km (0.081 R)
• M8: 8,517,804 km (0.061 R)
• M9: 9,141,926 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.4

Radius: 8.3

Gravity: 14.43 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.36 AU - 2.48 AU

Year: 2646 Days

Day: 5.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,977,095 km

• M1: 103,223 km (0.033 R)
• M2: 403,465 km (0.07 R)
• M3: 846,574 km (0.032 R)
• M4: 1,231,190 km (0.047 R)
• M5: 1,764,806 km (0.075 R)
• M6: 2,612,278 km (0.116 R)
• M7: 2,988,068 km (0.082 R)
• M8: 3,951,179 km (0.077 R)
• M9: 4,292,412 km (0.041 R)
• M10: 4,937,029 km (0.098 R)
• M11: 5,697,734 km (0.107 R)
• M12: 6,389,325 km (0.111 R)
• M13: 6,830,489 km (0.069 R)
• M14: 7,291,849 km (0.064 R)
• M15: 8,311,059 km (0.105 R)
• M16: 9,610,466 km (0.027 R)
• M17: 10,792,589 km (0.074 R)
• M18: 11,207,424 km (0.114 R)
• M19: 14,020,911 km (0.074 R)
• M20: 14,816,921 km (0.104 R)
• M21: 17,161,419 km (0.12 R)
• M22: 17,499,211 km (0.12 R)
• M23: 18,954,649 km (0.1 R)
• M24: 19,558,725 km (0.105 R)
• M25: 20,113,434 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.8

Radius: 4.6

Gravity: 21.4 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.69 AU - 7.31 AU

Year: 10331 Days

Day: 17.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,977,095 km

• M1: 58,343 km (0.032 R)
• M2: 322,683 km (0.111 R)
• M3: 1,644,978 km (0.043 R)
• M4: 2,012,391 km (0.094 R)
• M5: 3,837,784 km (0.106 R)
• M6: 4,071,306 km (0.109 R)
• M7: 4,566,774 km (0.078 R)
• M8: 7,621,264 km (0.08 R)
• M9: 8,158,469 km (0.103 R)
• M10: 11,814,043 km (0.107 R)
• M11: 15,373,575 km (0.084 R)
• M12: 16,839,784 km (0.095 R)
• M13: 17,046,677 km (0.062 R)
• M14: 19,816,332 km (0.12 R)
• M15: 25,768,084 km (0.109 R)
• M16: 29,494,866 km (0.105 R)
• M17: 31,642,942 km (0.071 R)
• M18: 34,002,998 km (0.115 R)
• M19: 34,889,365 km (0.058 R)
• M20: 35,225,811 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.2

Radius: 3

Gravity: 99.8 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.12 AU - 8.8 AU

Year: 15786 Days

Day: 24.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 85,977,095 km

• M1: 37,250 km (0.092 R)
• M2: 580,889 km (0.106 R)
• M3: 677,080 km (0.051 R)
• M4: 847,023 km (0.061 R)
• M5: 1,082,789 km (0.07 R)
• M6: 1,202,318 km (0.118 R)
• M7: 1,597,855 km (0.096 R)
• M8: 1,843,943 km (0.097 R)
• M9: 2,709,965 km (0.061 R)
• M10: 4,094,195 km (0.054 R)
• M11: 4,385,462 km (0.043 R)
• M12: 5,379,988 km (0.081 R)
• M13: 5,533,326 km (0.111 R)
• M14: 7,185,186 km (0.086 R)
• M15: 7,465,532 km (0.102 R)
• M16: 9,918,488 km (0.084 R)
• M17: 10,265,855 km (0.071 R)
• M18: 11,107,791 km (0.096 R)
• M19: 16,898,575 km (0.102 R)
• M20: 17,983,459 km (0.117 R)
• M21: 19,470,911 km (0.107 R)
• M22: 20,943,851 km (0.084 R)
• M23: 22,688,013 km (0.106 R)
• M24: 23,595,175 km (0.087 R)
• M25: 24,421,703 km (0.092 R)
• M26: 25,697,473 km (0.087 R)
• M27: 28,380,661 km (0.028 R)
• M28: 30,876,701 km (0.047 R)
• M29: 31,244,862 km (0.114 R)
• M30: 31,491,848 km (0.095 R)
• M31: 32,492,957 km (0.036 R)
• M32: 33,129,346 km (0.042 R)
• M33: 41,128,943 km (0.086 R)
• M34: 42,778,409 km (0.097 R)
• M35: 46,690,094 km (0.081 R)
• M36: 47,174,941 km (0.099 R)
• M37: 50,154,631 km (0.062 R)
• M38: 52,209,358 km (0.11 R)
• M39: 52,383,041 km (0.116 R)
• M40: 54,141,414 km (0.098 R)
• M41: 58,334,343 km (0.109 R)
• M42: 60,032,130 km (0.025 R)
• M43: 69,226,714 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.7

Radius: 5.3

Gravity: 26.76 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 8.06 AU - 12.36 AU

Year: 22932 Days

Day: 24.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,977,095 km

• M1: 65,973 km (0.101 R)
• M2: 291,716 km (0.094 R)
• M3: 795,262 km (0.094 R)
• M4: 1,951,803 km (0.086 R)
• M5: 2,625,293 km (0.108 R)
• M6: 2,828,597 km (0.084 R)
• M7: 3,209,772 km (0.09 R)
• M8: 4,817,351 km (0.077 R)
• M9: 5,482,164 km (0.11 R)
• M10: 5,688,908 km (0.113 R)
• M11: 6,385,585 km (0.112 R)
• M12: 6,754,493 km (0.098 R)
• M13: 7,384,151 km (0.068 R)
• M14: 7,790,608 km (0.086 R)
• M15: 13,744,753 km (0.107 R)
• M16: 14,049,783 km (0.065 R)
• M17: 14,752,744 km (0.107 R)
• M18: 16,398,470 km (0.106 R)
• M19: 18,345,785 km (0.064 R)
• M20: 22,376,550 km (0.116 R)
• M21: 26,136,842 km (0.117 R)
• M22: 31,600,605 km (0.105 R)
• M23: 35,732,947 km (0.046 R)
• M24: 37,630,148 km (0.064 R)
• M25: 46,061,633 km (0.089 R)
• M26: 46,402,417 km (0.081 R)
• M27: 57,422,544 km (0.114 R)
• M28: 61,039,821 km (0.074 R)
• M29: 61,450,916 km (0.045 R)
• M30: 61,863,806 km (0.048 R)
• M31: 62,070,999 km (0.107 R)
• M32: 69,615,968 km (0.084 R)
• M33: 78,717,502 km (0.045 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 16,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit