🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.9

Radius: 11.2

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.66 AU - 0.68 AU

Year: 379 Days

Day: 5.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,931,508 km

• M1: 139,724 km (0.088 R)
• M2: 530,025 km (0.116 R)
• M3: 945,309 km (0.077 R)
• M4: 1,743,713 km (0.113 R)
• M5: 2,729,413 km (0.087 R)
• M6: 3,235,503 km (0.081 R)
• M7: 3,682,651 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.7

Radius: 12.9

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.93 AU - 1.17 AU

Year: 743 Days

Day: 11.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,931,508 km

• M1: 160,369 km (0.109 R)
• M2: 568,921 km (0.078 R)
• M3: 1,120,638 km (0.118 R)
• M4: 2,202,679 km (0.065 R)
• M5: 2,703,084 km (0.1 R)
• M6: 3,401,108 km (0.051 R)
• M7: 3,951,478 km (0.106 R)
• M8: 4,577,695 km (0.085 R)
• M9: 5,031,276 km (0.03 R)
• M10: 6,215,044 km (0.099 R)
• M11: 6,706,921 km (0.082 R)
• M12: 7,410,929 km (0.061 R)
• M13: 8,315,248 km (0.059 R)
• M14: 8,754,767 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.7

Radius: 14.1

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.73 AU - 1.85 AU

Year: 1653 Days

Day: 6.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 64,931,508 km

• M1: 176,525 km (0.101 R)
• M2: 622,626 km (0.113 R)
• M3: 1,380,489 km (0.083 R)
• M4: 2,131,620 km (0.114 R)
• M5: 3,059,725 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.5

Radius: 10.9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.29 AU - 2.35 AU

Year: 2439 Days

Day: 13.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,931,508 km

• M1: 141,669 km (0.061 R)
• M2: 703,260 km (0.114 R)
• M3: 1,403,826 km (0.117 R)
• M4: 2,435,753 km (0.041 R)
• M5: 3,625,654 km (0.032 R)
• M6: 4,331,158 km (0.092 R)
• M7: 5,426,064 km (0.099 R)
• M8: 5,852,418 km (0.089 R)
• M9: 6,301,062 km (0.106 R)
• M10: 6,926,381 km (0.092 R)
• M11: 9,816,762 km (0.025 R)
• M12: 12,139,718 km (0.11 R)
• M13: 12,989,583 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.4

Radius: 14.2

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.11 AU - 3.05 AU

Year: 2860 Days

Day: 12.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,931,508 km

• M1: 183,557 km (0.055 R)
• M2: 745,745 km (0.095 R)
• M3: 1,761,216 km (0.081 R)
• M4: 2,921,048 km (0.1 R)
• M5: 3,731,420 km (0.101 R)
• M6: 5,326,731 km (0.108 R)
• M7: 6,565,851 km (0.084 R)
• M8: 8,742,051 km (0.12 R)
• M9: 9,575,760 km (0.083 R)
• M10: 11,952,720 km (0.108 R)
• M11: 14,517,127 km (0.053 R)
• M12: 16,368,849 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.2

Radius: 8.9

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.68 AU - 4.54 AU

Year: 5751 Days

Day: 11.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,931,508 km

• M1: 111,301 km (0.112 R)
• M2: 675,734 km (0.096 R)
• M3: 1,055,263 km (0.11 R)
• M4: 2,459,539 km (0.098 R)
• M5: 2,925,536 km (0.109 R)
• M6: 3,434,917 km (0.069 R)
• M7: 5,644,028 km (0.062 R)
• M8: 6,345,642 km (0.113 R)
• M9: 7,080,168 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.5

Radius: 7.9

Gravity: 11.8 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.81 AU - 6.09 AU

Year: 10018 Days

Day: 16.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,931,508 km

• M1: 98,286 km (0.11 R)
• M2: 664,663 km (0.087 R)
• M3: 1,118,693 km (0.075 R)
• M4: 1,370,765 km (0.104 R)
• M5: 1,691,054 km (0.079 R)
• M6: 2,312,035 km (0.052 R)
• M7: 2,624,096 km (0.109 R)
• M8: 3,008,862 km (0.11 R)
• M9: 4,363,919 km (0.087 R)
• M10: 5,095,603 km (0.102 R)
• M11: 7,198,350 km (0.034 R)
• M12: 8,807,724 km (0.089 R)
• M13: 17,291,270 km (0.083 R)
• M14: 20,964,197 km (0.105 R)
• M15: 21,298,847 km (0.098 R)
• M16: 23,833,334 km (0.118 R)
• M17: 24,474,062 km (0.08 R)
• M18: 26,855,959 km (0.047 R)
• M19: 27,649,726 km (0.081 R)
• M20: 30,018,907 km (0.096 R)
• M21: 30,444,214 km (0.074 R)
• M22: 33,194,720 km (0.064 R)
• M23: 35,748,506 km (0.081 R)
• M24: 43,780,864 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.8

Radius: 3.8

Gravity: 27.96 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.55 AU - 6.35 AU

Year: 10018 Days

Day: 22.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,931,508 km

• M1: 48,470 km (0.077 R)
• M2: 354,547 km (0.083 R)
• M3: 575,503 km (0.082 R)
• M4: 1,221,616 km (0.104 R)
• M5: 1,478,476 km (0.108 R)
• M6: 1,953,898 km (0.12 R)
• M7: 2,413,163 km (0.116 R)
• M8: 3,067,804 km (0.084 R)
• M9: 3,198,402 km (0.094 R)
• M10: 3,637,023 km (0.102 R)
• M11: 4,327,567 km (0.107 R)
• M12: 5,410,207 km (0.11 R)
• M13: 5,997,079 km (0.034 R)
• M14: 6,661,444 km (0.118 R)
• M15: 7,848,652 km (0.091 R)
• M16: 8,052,554 km (0.107 R)
• M17: 8,259,897 km (0.037 R)
• M18: 8,599,185 km (0.048 R)
• M19: 10,145,129 km (0.094 R)
• M20: 11,136,065 km (0.087 R)
• M21: 12,796,751 km (0.116 R)
• M22: 13,079,192 km (0.086 R)
• M23: 14,493,341 km (0.118 R)
• M24: 15,426,981 km (0.079 R)
• M25: 17,482,456 km (0.032 R)
• M26: 18,111,814 km (0.113 R)
• M27: 18,396,200 km (0.07 R)
• M28: 22,533,778 km (0.096 R)
• M29: 23,446,325 km (0.119 R)
• M30: 23,699,444 km (0.114 R)
• M31: 25,168,346 km (0.065 R)
• M32: 26,696,787 km (0.079 R)
• M33: 33,643,664 km (0.117 R)
• M34: 38,809,577 km (0.072 R)
• M35: 39,878,604 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.8

Radius: 6.9

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 9.75 AU - 10.51 AU

Year: 22255 Days

Day: 23.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 64,931,508 km

• M1: 158,723 km (0.076 R)
• M2: 496,366 km (0.049 R)
• M3: 1,051,224 km (0.111 R)
• M4: 1,362,238 km (0.085 R)
• M5: 2,458,791 km (0.105 R)
• M6: 2,938,102 km (0.075 R)
• M7: 3,161,901 km (0.091 R)
• M8: 3,902,859 km (0.112 R)
• M9: 4,787,880 km (0.106 R)
• M10: 6,034,329 km (0.081 R)
• M11: 6,690,166 km (0.069 R)
• M12: 6,991,606 km (0.083 R)
• M13: 8,289,218 km (0.109 R)
• M14: 11,719,497 km (0.038 R)
• M15: 14,732,249 km (0.114 R)
• M16: 15,243,125 km (0.075 R)
• M17: 18,475,636 km (0.096 R)
• M18: 20,475,311 km (0.106 R)
• M19: 21,948,700 km (0.107 R)
• M20: 27,442,533 km (0.097 R)
• M21: 29,116,982 km (0.034 R)
• M22: 29,459,860 km (0.109 R)
• M23: 31,936,004 km (0.086 R)
• M24: 33,661,765 km (0.115 R)
• M25: 34,165,910 km (0.104 R)
• M26: 35,319,010 km (0.088 R)
• M27: 37,297,891 km (0.102 R)
• M28: 39,071,822 km (0.07 R)
• M29: 40,332,334 km (0.114 R)
• M30: 40,758,389 km (0.045 R)
• M31: 42,934,290 km (0.095 R)
• M32: 45,646,050 km (0.096 R)
• M33: 49,436,561 km (0.09 R)
• M34: 52,076,814 km (0.113 R)
• M35: 54,809,668 km (0.028 R)
• M36: 57,636,619 km (0.098 R)
• M37: 63,579,245 km (0.092 R)
• M38: 63,963,711 km (0.104 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: 350 - 10,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit