🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.47 AU - 0.63 AU

Year: 148 Days

Day: 38.4 Hours

Environment

Temp: 236 °C

Axial Tilt: 44.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.9 AU - 1.44 AU

Year: 460 Days

Day: 31.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 51,990,490 km

• M1: 26,628 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.26 AU - 1.78 AU

Year: 681 Days

Day: 26 Hours

Environment

Temp: -45 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.36 AU - 4.8 AU

Year: 2995 Days

Day: 34.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,990,490 km

• M1: 251,923 km (0.088 R)
• M2: 627,713 km (0.046 R)

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.5

Radius: 8.5

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.69 AU - 8.09 AU

Year: 8055 Days

Day: 8.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,990,490 km

• M1: 105,766 km (0.111 R)
• M2: 465,100 km (0.117 R)
• M3: 926,609 km (0.057 R)
• M4: 1,407,267 km (0.082 R)
• M5: 1,832,574 km (0.054 R)
• M6: 2,167,374 km (0.061 R)
• M7: 2,594,925 km (0.105 R)
• M8: 3,238,196 km (0.116 R)
• M9: 4,126,358 km (0.113 R)
• M10: 4,892,898 km (0.116 R)
• M11: 5,454,338 km (0.069 R)
• M12: 7,186,083 km (0.078 R)
• M13: 8,448,091 km (0.106 R)
• M14: 8,805,630 km (0.11 R)
• M15: 11,891,236 km (0.064 R)
• M16: 14,589,233 km (0.096 R)
• M17: 15,046,554 km (0.109 R)
• M18: 19,397,010 km (0.108 R)
• M19: 20,513,758 km (0.078 R)
• M20: 22,874,861 km (0.057 R)
• M21: 23,182,135 km (0.053 R)
• M22: 23,726,671 km (0.118 R)
• M23: 29,106,959 km (0.103 R)
• M24: 30,106,871 km (0.113 R)
• M25: 31,035,724 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.3

Radius: 11.7

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 7.08 AU - 10.18 AU

Year: 9214 Days

Day: 13.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 51,990,490 km

• M1: 145,559 km (0.105 R)
• M2: 656,884 km (0.079 R)
• M3: 1,041,351 km (0.081 R)
• M4: 1,638,545 km (0.113 R)
• M5: 2,179,791 km (0.12 R)
• M6: 4,016,703 km (0.083 R)
• M7: 4,523,540 km (0.072 R)
• M8: 5,496,675 km (0.12 R)
• M9: 6,642,295 km (0.106 R)
• M10: 7,271,952 km (0.117 R)
• M11: 8,158,170 km (0.117 R)
• M12: 8,650,497 km (0.118 R)
• M13: 11,034,937 km (0.088 R)
• M14: 11,975,758 km (0.104 R)
• M15: 13,393,946 km (0.088 R)
• M16: 14,528,945 km (0.09 R)
• M17: 15,726,925 km (0.033 R)
• M18: 16,420,311 km (0.111 R)
• M19: 17,352,156 km (0.071 R)
• M20: 17,793,919 km (0.079 R)
• M21: 19,321,163 km (0.108 R)
• M22: 19,795,987 km (0.114 R)
• M23: 20,278,440 km (0.028 R)
• M24: 22,985,862 km (0.119 R)
• M25: 25,734,873 km (0.118 R)
• M26: 31,115,011 km (0.085 R)
• M27: 32,652,129 km (0.104 R)
• M28: 34,818,605 km (0.073 R)
• M29: 36,115,768 km (0.089 R)
• M30: 37,079,179 km (0.11 R)
• M31: 45,972,024 km (0.118 R)
• M32: 46,535,410 km (0.054 R)
• M33: 48,543,761 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.4

Radius: 8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.2 AU - 11.94 AU

Year: 12489 Days

Day: 6.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,990,490 km

• M1: 99,483 km (0.067 R)
• M2: 407,654 km (0.045 R)
• M3: 984,952 km (0.112 R)
• M4: 2,713,257 km (0.119 R)
• M5: 3,108,644 km (0.073 R)
• M6: 3,407,839 km (0.085 R)
• M7: 4,692,436 km (0.037 R)
• M8: 7,367,994 km (0.119 R)
• M9: 7,785,821 km (0.102 R)
• M10: 8,179,264 km (0.036 R)
• M11: 8,710,486 km (0.113 R)
• M12: 9,395,494 km (0.101 R)
• M13: 10,537,375 km (0.118 R)
• M14: 10,824,603 km (0.105 R)
• M15: 12,767,131 km (0.065 R)
• M16: 13,425,960 km (0.112 R)
• M17: 15,600,664 km (0.101 R)
• M18: 17,394,941 km (0.096 R)
• M19: 17,864,080 km (0.103 R)
• M20: 19,465,525 km (0.115 R)
• M21: 19,753,501 km (0.088 R)
• M22: 22,395,848 km (0.104 R)
• M23: 24,007,017 km (0.1 R)
• M24: 25,521,846 km (0.089 R)
• M25: 26,040,651 km (0.03 R)
• M26: 26,390,411 km (0.113 R)
• M27: 31,129,073 km (0.102 R)
• M28: 32,220,689 km (0.047 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.1

Radius: 10.3

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.82 AU - 11.88 AU

Year: 12989 Days

Day: 7.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,990,490 km

• M1: 128,056 km (0.119 R)
• M2: 501,003 km (0.068 R)
• M3: 1,291,179 km (0.103 R)
• M4: 2,755,144 km (0.06 R)
• M5: 5,581,646 km (0.117 R)
• M6: 6,649,925 km (0.113 R)
• M7: 7,420,354 km (0.084 R)
• M8: 7,936,915 km (0.087 R)
• M9: 8,709,738 km (0.059 R)
• M10: 13,344,728 km (0.077 R)
• M11: 15,106,243 km (0.059 R)
• M12: 17,165,308 km (0.062 R)
• M13: 20,055,689 km (0.08 R)
• M14: 24,269,263 km (0.112 R)
• M15: 28,723,390 km (0.048 R)
• M16: 34,162,020 km (0.045 R)
• M17: 39,857,809 km (0.085 R)
• M18: 40,644,545 km (0.106 R)
• M19: 42,929,802 km (0.045 R)
• M20: 45,869,400 km (0.072 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 16,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit