🌌 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: 921.2

Radius: 14.9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.48 AU - 0.56 AU

Year: 250 Days

Day: 14.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,807,131 km

• M1: 185,352 km (0.108 R)
• M2: 656,136 km (0.113 R)
• M3: 1,744,760 km (0.103 R)
• M4: 2,482,726 km (0.059 R)
• M5: 3,233,857 km (0.104 R)
• M6: 3,731,868 km (0.104 R)
• M7: 4,408,200 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.5

Radius: 12.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.61 AU - 0.63 AU

Year: 326 Days

Day: 5 Hours

Environment

Temp: -150 °C

Axial Tilt: 53.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,807,131 km

• M1: 160,818 km (0.116 R)
• M2: 814,860 km (0.102 R)
• M3: 1,251,087 km (0.11 R)
• M4: 1,699,282 km (0.107 R)
• M5: 2,225,418 km (0.088 R)
• M6: 2,778,332 km (0.089 R)
• M7: 3,190,474 km (0.114 R)
• M8: 3,875,183 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410

Radius: 12.7

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.19 AU - 2.27 AU

Year: 2221 Days

Day: 5.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,807,131 km

• M1: 157,975 km (0.078 R)
• M2: 590,313 km (0.113 R)
• M3: 1,110,016 km (0.097 R)
• M4: 1,829,881 km (0.092 R)
• M5: 2,663,291 km (0.093 R)
• M6: 4,017,900 km (0.105 R)
• M7: 4,448,442 km (0.046 R)
• M8: 5,628,021 km (0.101 R)
• M9: 6,048,691 km (0.084 R)
• M10: 7,774,601 km (0.114 R)
• M11: 8,387,205 km (0.111 R)
• M12: 9,221,961 km (0.12 R)
• M13: 9,875,404 km (0.033 R)
• M14: 10,316,419 km (0.071 R)
• M15: 10,877,411 km (0.1 R)
• M16: 14,335,066 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.3

Radius: 8.6

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.76 AU - 3.04 AU

Year: 3293 Days

Day: 5.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,807,131 km

• M1: 109,356 km (0.097 R)
• M2: 396,135 km (0.12 R)
• M3: 768,035 km (0.117 R)
• M4: 1,049,279 km (0.112 R)
• M5: 1,360,293 km (0.059 R)
• M6: 1,983,369 km (0.105 R)
• M7: 2,258,180 km (0.073 R)
• M8: 2,686,329 km (0.104 R)
• M9: 3,024,570 km (0.084 R)
• M10: 3,725,885 km (0.116 R)
• M11: 4,462,056 km (0.085 R)
• M12: 6,543,710 km (0.105 R)
• M13: 7,679,158 km (0.086 R)
• M14: 8,364,017 km (0.099 R)
• M15: 9,088,968 km (0.118 R)
• M16: 9,428,555 km (0.091 R)
• M17: 11,869,095 km (0.113 R)
• M18: 12,320,881 km (0.098 R)
• M19: 14,497,230 km (0.088 R)
• M20: 15,065,852 km (0.105 R)
• M21: 16,974,571 km (0.085 R)
• M22: 18,373,012 km (0.109 R)
• M23: 19,658,357 km (0.043 R)
• M24: 21,999,564 km (0.114 R)
• M25: 22,475,434 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276.2

Radius: 4

Gravity: 17.26 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.94 AU - 7.18 AU

Year: 11204 Days

Day: 19.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,807,131 km

• M1: 50,714 km (0.119 R)
• M2: 254,167 km (0.103 R)
• M3: 383,270 km (0.107 R)
• M4: 590,463 km (0.081 R)
• M5: 775,964 km (0.04 R)
• M6: 1,208,452 km (0.072 R)
• M7: 1,771,089 km (0.088 R)
• M8: 2,013,737 km (0.111 R)
• M9: 2,565,304 km (0.067 R)
• M10: 2,737,342 km (0.081 R)
• M11: 3,480,095 km (0.107 R)
• M12: 3,811,754 km (0.09 R)
• M13: 4,138,475 km (0.092 R)
• M14: 5,697,435 km (0.08 R)
• M15: 6,124,088 km (0.078 R)
• M16: 7,726,880 km (0.067 R)
• M17: 8,372,993 km (0.088 R)
• M18: 8,624,317 km (0.114 R)
• M19: 17,534,666 km (0.107 R)
• M20: 18,363,887 km (0.031 R)
• M21: 20,174,769 km (0.117 R)
• M22: 26,404,473 km (0.103 R)
• M23: 28,893,931 km (0.064 R)
• M24: 29,951,438 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.7

Radius: 3.1

Gravity: 74.99 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.52 AU - 8.7 AU

Year: 12643 Days

Day: 23 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 40,807,131 km

• M1: 38,596 km (0.062 R)
• M2: 139,425 km (0.098 R)
• M3: 359,783 km (0.039 R)
• M4: 816,206 km (0.118 R)
• M5: 1,098,647 km (0.119 R)
• M6: 1,545,944 km (0.107 R)
• M7: 1,686,716 km (0.082 R)
• M8: 1,818,961 km (0.119 R)
• M9: 1,993,990 km (0.075 R)
• M10: 2,257,731 km (0.109 R)
• M11: 2,877,365 km (0.112 R)
• M12: 3,042,372 km (0.111 R)
• M13: 3,549,060 km (0.114 R)
• M14: 4,139,373 km (0.104 R)
• M15: 6,863,850 km (0.109 R)
• M16: 7,201,641 km (0.106 R)
• M17: 7,462,091 km (0.108 R)
• M18: 9,158,232 km (0.113 R)
• M19: 13,223,853 km (0.08 R)
• M20: 13,945,214 km (0.046 R)
• M21: 17,093,950 km (0.119 R)
• M22: 20,425,794 km (0.05 R)
• M23: 21,122,771 km (0.099 R)
• M24: 22,016,019 km (0.073 R)
• M25: 22,197,631 km (0.107 R)
• M26: 22,656,149 km (0.12 R)
• M27: 25,043,432 km (0.092 R)
• M28: 25,241,350 km (0.12 R)
• M29: 26,966,063 km (0.108 R)
• M30: 27,174,004 km (0.083 R)
• M31: 27,593,028 km (0.067 R)
• M32: 31,216,139 km (0.085 R)
• M33: 31,791,492 km (0.06 R)
• M34: 41,287,516 km (0.104 R)
• M35: 43,674,799 km (0.04 R)
• M36: 46,004,188 km (0.062 R)
• M37: 50,277,301 km (0.106 R)
• M38: 50,750,330 km (0.12 R)
• M39: 52,509,900 km (0.1 R)
• M40: 54,475,317 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.1

Radius: 6

Gravity: 26.23 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.49 AU - 8.63 AU

Year: 16701 Days

Day: 24 Hours

Environment

Temp: -238 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 40,807,131 km

• M1: 75,248 km (0.1 R)
• M2: 322,683 km (0.112 R)
• M3: 526,884 km (0.1 R)
• M4: 884,273 km (0.116 R)
• M5: 1,377,946 km (0.043 R)
• M6: 1,617,751 km (0.064 R)
• M7: 1,847,982 km (0.087 R)
• M8: 4,524,288 km (0.101 R)
• M9: 4,803,737 km (0.072 R)
• M10: 5,244,602 km (0.063 R)
• M11: 7,471,815 km (0.072 R)
• M12: 7,813,048 km (0.096 R)
• M13: 8,063,325 km (0.104 R)
• M14: 9,008,335 km (0.045 R)
• M15: 10,561,310 km (0.08 R)
• M16: 12,351,847 km (0.104 R)
• M17: 13,676,088 km (0.077 R)
• M18: 14,186,964 km (0.068 R)
• M19: 15,637,914 km (0.109 R)
• M20: 16,521,738 km (0.116 R)
• M21: 16,934,329 km (0.066 R)
• M22: 17,523,296 km (0.077 R)
• M23: 20,203,342 km (0.118 R)
• M24: 21,250,826 km (0.076 R)
• M25: 25,039,991 km (0.101 R)
• M26: 30,348,770 km (0.043 R)
• M27: 31,468,361 km (0.045 R)
• M28: 32,102,057 km (0.069 R)
• M29: 34,992,139 km (0.106 R)
• M30: 36,639,361 km (0.115 R)
• M31: 44,694,159 km (0.109 R)
• M32: 48,456,097 km (0.112 R)
• M33: 52,070,381 km (0.098 R)
• M34: 60,802,110 km (0.075 R)
• M35: 62,379,320 km (0.067 R)
• M36: 68,749,048 km (0.115 R)
• M37: 73,968,218 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827

Radius: 6.9

Gravity: 17.37 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 8.67 AU - 9.49 AU

Year: 18246 Days

Day: 21.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 40,807,131 km

• M1: 88,113 km (0.118 R)
• M2: 507,885 km (0.045 R)
• M3: 770,878 km (0.12 R)
• M4: 988,094 km (0.098 R)
• M5: 1,289,534 km (0.085 R)
• M6: 1,668,914 km (0.051 R)
• M7: 2,397,755 km (0.081 R)
• M8: 3,025,318 km (0.067 R)
• M9: 3,462,742 km (0.083 R)
• M10: 3,848,704 km (0.098 R)
• M11: 4,706,349 km (0.027 R)
• M12: 5,888,322 km (0.046 R)
• M13: 7,938,860 km (0.114 R)
• M14: 9,947,959 km (0.066 R)
• M15: 10,243,265 km (0.056 R)
• M16: 11,354,927 km (0.108 R)
• M17: 12,072,548 km (0.096 R)
• M18: 12,476,612 km (0.069 R)
• M19: 20,895,083 km (0.117 R)
• M20: 23,916,212 km (0.039 R)
• M21: 25,202,155 km (0.114 R)
• M22: 27,562,360 km (0.083 R)
• M23: 28,028,059 km (0.118 R)
• M24: 31,183,826 km (0.056 R)
• M25: 32,072,287 km (0.074 R)
• M26: 32,458,250 km (0.095 R)
• M27: 34,166,358 km (0.088 R)
• M28: 34,568,777 km (0.069 R)
• M29: 41,446,838 km (0.092 R)
• M30: 44,086,193 km (0.08 R)
• M31: 50,213,722 km (0.072 R)
• M32: 57,829,750 km (0.119 R)
• M33: 63,920,477 km (0.108 R)
• M34: 75,073,597 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.5

Radius: 3.3

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.79 AU - 10.65 AU

Year: 20208 Days

Day: 21.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,807,131 km

• M1: 41,289 km (0.091 R)
• M2: 198,816 km (0.089 R)
• M3: 311,912 km (0.063 R)
• M4: 604,525 km (0.03 R)
• M5: 816,954 km (0.079 R)
• M6: 1,895,854 km (0.066 R)
• M7: 2,260,274 km (0.052 R)
• M8: 3,633,433 km (0.091 R)
• M9: 4,087,163 km (0.094 R)
• M10: 4,465,496 km (0.045 R)
• M11: 5,872,913 km (0.045 R)
• M12: 9,339,694 km (0.046 R)
• M13: 13,726,353 km (0.042 R)
• M14: 33,043,477 km (0.117 R)
• M15: 34,008,832 km (0.055 R)
• M16: 37,941,910 km (0.09 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: 186 - 16,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit