🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.75 AU - 0.81 AU

Year: 240 Days

Day: 36.6 Hours

Environment

Temp: 149 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.67 AU - 1.69 AU

Year: 758 Days

Day: 40.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.2

Radius: 9.1

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6 AU - 6.52 AU

Year: 5455 Days

Day: 13.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,670,552 km

• M1: 113,246 km (0.08 R)
• M2: 398,080 km (0.086 R)
• M3: 834,158 km (0.108 R)
• M4: 1,122,582 km (0.083 R)
• M5: 1,745,059 km (0.104 R)
• M6: 2,293,335 km (0.093 R)
• M7: 3,337,229 km (0.044 R)
• M8: 4,085,667 km (0.029 R)
• M9: 5,109,366 km (0.048 R)
• M10: 5,456,582 km (0.108 R)
• M11: 6,038,368 km (0.049 R)
• M12: 6,526,506 km (0.107 R)
• M13: 7,843,416 km (0.069 R)
• M14: 9,457,577 km (0.114 R)
• M15: 10,434,302 km (0.118 R)
• M16: 10,899,850 km (0.098 R)
• M17: 12,124,459 km (0.118 R)
• M18: 12,849,111 km (0.119 R)
• M19: 14,903,239 km (0.093 R)
• M20: 15,977,651 km (0.088 R)
• M21: 17,685,161 km (0.091 R)
• M22: 21,608,216 km (0.099 R)
• M23: 23,296,278 km (0.096 R)
• M24: 24,496,651 km (0.098 R)
• M25: 26,933,152 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.4

Radius: 14.1

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 9.08 AU - 9.3 AU

Year: 9702 Days

Day: 10.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,670,552 km

• M1: 175,329 km (0.051 R)
• M2: 992,283 km (0.114 R)
• M3: 1,880,296 km (0.073 R)
• M4: 2,465,971 km (0.097 R)
• M5: 3,055,537 km (0.12 R)
• M6: 4,081,479 km (0.107 R)
• M7: 5,157,835 km (0.112 R)
• M8: 6,743,423 km (0.045 R)
• M9: 7,832,197 km (0.099 R)
• M10: 9,574,862 km (0.054 R)
• M11: 10,092,172 km (0.093 R)
• M12: 12,200,604 km (0.049 R)
• M13: 13,652,601 km (0.109 R)
• M14: 14,364,687 km (0.106 R)
• M15: 14,871,973 km (0.052 R)
• M16: 17,463,607 km (0.1 R)
• M17: 21,858,792 km (0.057 R)
• M18: 24,311,300 km (0.088 R)
• M19: 26,017,314 km (0.107 R)
• M20: 28,679,707 km (0.037 R)
• M21: 31,519,075 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.3

Radius: 9.4

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 10.21 AU - 10.75 AU

Year: 11815 Days

Day: 13.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,670,552 km

• M1: 116,986 km (0.113 R)
• M2: 411,843 km (0.114 R)
• M3: 959,072 km (0.041 R)
• M4: 1,389,465 km (0.113 R)
• M5: 1,827,188 km (0.106 R)
• M6: 3,272,753 km (0.108 R)
• M7: 5,156,788 km (0.088 R)
• M8: 6,021,015 km (0.06 R)
• M9: 8,362,371 km (0.071 R)
• M10: 9,043,790 km (0.085 R)
• M11: 11,427,632 km (0.118 R)
• M12: 12,328,061 km (0.047 R)
• M13: 12,764,139 km (0.077 R)
• M14: 13,146,062 km (0.044 R)
• M15: 19,326,848 km (0.06 R)
• M16: 20,952,977 km (0.049 R)
• M17: 29,354,842 km (0.081 R)
• M18: 32,432,070 km (0.119 R)
• M19: 36,223,030 km (0.099 R)
• M20: 37,506,281 km (0.09 R)
• M21: 40,572,439 km (0.12 R)
• M22: 42,096,242 km (0.07 R)
• M23: 43,945,870 km (0.081 R)
• M24: 47,501,961 km (0.117 R)
• M25: 50,133,837 km (0.071 R)
• M26: 51,085,578 km (0.072 R)
• M27: 51,565,937 km (0.083 R)
• M28: 53,188,775 km (0.111 R)
• M29: 57,567,205 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 764.4

Radius: 5.7

Gravity: 23.53 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 12.99 AU - 16.57 AU

Year: 19788 Days

Day: 18.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,670,552 km

• M1: 73,453 km (0.102 R)
• M2: 276,606 km (0.084 R)
• M3: 687,851 km (0.073 R)
• M4: 950,844 km (0.114 R)
• M5: 1,180,477 km (0.116 R)
• M6: 1,446,911 km (0.11 R)
• M7: 2,380,850 km (0.057 R)
• M8: 5,996,631 km (0.071 R)
• M9: 9,225,701 km (0.047 R)
• M10: 10,214,094 km (0.049 R)
• M11: 10,579,113 km (0.083 R)
• M12: 11,464,882 km (0.106 R)
• M13: 12,059,832 km (0.085 R)
• M14: 12,884,865 km (0.109 R)
• M15: 13,673,545 km (0.075 R)
• M16: 14,266,999 km (0.116 R)
• M17: 16,562,878 km (0.108 R)
• M18: 17,066,723 km (0.078 R)
• M19: 19,369,334 km (0.051 R)
• M20: 20,594,840 km (0.11 R)
• M21: 27,271,991 km (0.114 R)
• M22: 29,050,560 km (0.113 R)
• M23: 31,031,535 km (0.101 R)
• M24: 36,233,502 km (0.075 R)
• M25: 47,308,831 km (0.053 R)
• M26: 58,102,766 km (0.068 R)
• M27: 71,305,675 km (0.111 R)
• M28: 77,661,042 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.2

Radius: 4.5

Gravity: 36.4 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 12.5 AU - 18.3 AU

Year: 21046 Days

Day: 21.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 80,670,552 km

• M1: 55,950 km (0.052 R)
• M2: 277,205 km (0.116 R)
• M3: 418,126 km (0.098 R)
• M4: 672,293 km (0.099 R)
• M5: 1,377,048 km (0.103 R)
• M6: 2,001,769 km (0.081 R)
• M7: 2,648,331 km (0.072 R)
• M8: 3,196,607 km (0.093 R)
• M9: 3,512,259 km (0.066 R)
• M10: 4,205,944 km (0.092 R)
• M11: 4,375,439 km (0.077 R)
• M12: 5,734,834 km (0.042 R)
• M13: 6,510,200 km (0.111 R)
• M14: 8,971,235 km (0.098 R)
• M15: 11,855,033 km (0.045 R)
• M16: 12,194,022 km (0.061 R)
• M17: 14,137,448 km (0.064 R)
• M18: 16,030,160 km (0.1 R)
• M19: 17,036,954 km (0.111 R)
• M20: 17,819,350 km (0.049 R)
• M21: 18,899,148 km (0.096 R)
• M22: 20,213,365 km (0.079 R)
• M23: 23,232,400 km (0.111 R)
• M24: 25,180,762 km (0.08 R)
• M25: 28,665,645 km (0.119 R)
• M26: 28,908,741 km (0.105 R)
• M27: 29,646,558 km (0.082 R)
• M28: 32,590,644 km (0.104 R)
• M29: 34,201,514 km (0.092 R)
• M30: 35,026,397 km (0.083 R)
• M31: 40,256,637 km (0.051 R)
• M32: 43,375,603 km (0.099 R)
• M33: 46,651,946 km (0.061 R)
• M34: 49,388,839 km (0.039 R)
• M35: 54,246,881 km (0.097 R)
• M36: 65,950,371 km (0.115 R)
• M37: 67,227,039 km (0.097 R)
• M38: 72,724,312 km (0.113 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 12,264 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit